diff --git a/Dienstplan_JanFebMae_Revision1.xlsm b/Dienstplan_JanFebMae_Revision1.xlsm
new file mode 100644
index 0000000..3d32957
Binary files /dev/null and b/Dienstplan_JanFebMae_Revision1.xlsm differ
diff --git a/test/pseudo/imp-abwesenheiten.csv b/test/pseudo/imp-abwesenheiten.csv
new file mode 100644
index 0000000..314b6ab
--- /dev/null
+++ b/test/pseudo/imp-abwesenheiten.csv
@@ -0,0 +1,236 @@
+,En,Fe,IE,IW,L,Mra,P,Th,V,El,J,M&S,Ms,Ml,Mat,R,Fr
+Eintrittsdatum,,,,,,,,,,15/9,15/8,15/8,,1/10,1/9,,1/1
+Dienstfaktor,,,,,,,,,,,,2,,,,,0.5
+"Monday, August 11, 2025",,,,,,x,,,,x,x,x,x,x,x,x,x
+"Tuesday, August 12, 2025",,,,,,,,,,x,x,x,x,x,x,x,x
+"Wednesday, August 13, 2025",,,,,,,,,,x,x,x,x,x,x,x,x
+"Thursday, August 14, 2025",,x,,,,,,,,x,x,x,x,x,x,x,x
+"Friday, August 15, 2025",,,,,,,,,,x,x,x,x,x,x,x,x
+"Saturday, August 16, 2025",,,,,,,,,,x,x,x,x,x,x,x,x
+"Sunday, August 17, 2025",,,,,,,,,,x,x,x,x,x,x,x,x
+"Monday, August 18, 2025",,,,,,,,,,x,x,x,x,x,x,x,x
+"Tuesday, August 19, 2025",,x,,,,,,,,x,x,x,x,x,x,x,x
+"Wednesday, August 20, 2025",,,,,,,,,,x,x,x,x,x,x,x,x
+"Thursday, August 21, 2025",,,,,,,,,,x,x,x,x,x,x,x,x
+"Friday, August 22, 2025",,,,,,,,,,x,x,x,x,x,x,x,x
+"Saturday, August 23, 2025",,,,,,,,,,x,x,x,x,x,x,x,x
+"Sunday, August 24, 2025",,,,,,,,,,x,x,x,x,x,x,x,x
+"Monday, August 25, 2025",,,,,,,,,,x,x,x,x,x,x,x,x
+"Tuesday, August 26, 2025",,,,,,,,,,x,x,x,x,x,x,x,x
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+"Thursday, August 28, 2025",,,,,,,,,,x,x,x,x,x,x,x,x
+"Friday, August 29, 2025",,,,,,,,,,x,x,x,x,x,x,x,x
+"Saturday, August 30, 2025",,,,,,,,,,x,x,x,x,x,x,x,x
+"Sunday, August 31, 2025",,,,,,,,,,x,x,x,x,x,x,x,x
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+"Sunday, September 14, 2025",,,,,,,,,,x,x,x,,x,x,,x
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+"Saturday, September 20, 2025",,,,,,,,,,x,,x,,x,x,,x
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+"Sunday, October 5, 2025",,,,x,,,,,,x,,,x,x,,,x
+"Monday, October 6, 2025",,,,x,,,,,,x,,,x,x,,,x
+"Tuesday, October 7, 2025",,,,x,,,,,,x,,x,x,x,,,x
+"Wednesday, October 8, 2025",,,,x,,,,,,x,,x,x,x,,,x
+"Thursday, October 9, 2025",,,,x,,,,,,x,,x,x,x,,,x
+"Friday, October 10, 2025",,,,x,,,,,,x,,x,x,x,,,x
+"Saturday, October 11, 2025",,,,x,,,,,,x,,x,,x,,,x
+"Sunday, October 12, 2025",,,,x,,,,,,x,,x,,x,,,x
+"Monday, October 13, 2025",,x,,x,,,,x,,,,x,,x,,,x
+"Tuesday, October 14, 2025",x,x,,x,,,,x,,,,x,,x,,,x
+"Wednesday, October 15, 2025",,x,,x,,,,x,,,,,,x,,,x
+"Thursday, October 16, 2025",,x,,x,,,,x,,,,,,x,,,x
+"Friday, October 17, 2025",,x,,x,,,,x,,,,,,x,,,x
+"Saturday, October 18, 2025",,x,,,,,,,,,,,,x,,,x
+"Sunday, October 19, 2025",,x,,,,,,,,,,,,x,,,x
+"Monday, October 20, 2025",,x,,,,,,,,,,,,x,,x,x
+"Tuesday, October 21, 2025",,x,,,,,,,,,,,,x,,x,x
+"Wednesday, October 22, 2025",,x,,,,,,,,,,,,x,,x,x
+"Thursday, October 23, 2025",,x,,,,,,,,,,x,,x,,x,x
+"Friday, October 24, 2025",,x,,,,,,,,,,,,x,,x,x
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+"Sunday, October 26, 2025",,x,,,,,,,,,,,,x,,,x
+"Monday, October 27, 2025",,,,,,,,,,,,,,x,,,x
+"Tuesday, October 28, 2025",,,,,,,,,,,,,,x,,,x
+"Wednesday, October 29, 2025",,,,,,,,,,,,,,,,,x
+"Thursday, October 30, 2025",,,,,,,,,,,,,,,,,x
+"Friday, October 31, 2025",,,,,,,,,,,,,,,,,x
+"Saturday, November 1, 2025",,,x,,,,,,,,,,,x,,,x
+"Sunday, November 2, 2025",,,x,,,,,,,,,,,x,,,x
+"Monday, November 3, 2025",,x,x,,,,,,,,,,,x,,,x
+"Tuesday, November 4, 2025",,x,,,,,,,,,,,,x,,,x
+"Wednesday, November 5, 2025",,x,x,,,,,,,,,,,x,,,x
+"Thursday, November 6, 2025",,,x,,,,,,,,,,,x,,,x
+"Friday, November 7, 2025",,x,,,,,,,,,x,,,x,,,x
+"Saturday, November 8, 2025",,,x,,,,,,,,x,,,x,,,x
+"Sunday, November 9, 2025",,,x,,,,,,,,x,,,x,,,x
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+"Wednesday, November 19, 2025",,,x,,,,,,,,,,,,,,x
+"Thursday, November 20, 2025",,,x,,,,,,,,,x,,x,,x,x
+"Friday, November 21, 2025",,x,,,,,,,,,,,,,,,x
+"Saturday, November 22, 2025",,,x,,,,,,,,,,,x,,,x
+"Sunday, November 23, 2025",,,x,,,,,,,,,,,x,,,x
+"Monday, November 24, 2025",x,,x,,,,,,,,,,,x,,,x
+"Tuesday, November 25, 2025",,,,,,,,,,,,,,x,,,x
+"Wednesday, November 26, 2025",,,x,,,,,,,,,,,x,,,x
+"Thursday, November 27, 2025",,,x,,,,,,,,,,,x,,,x
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+"Sunday, November 30, 2025",,,x,,,,,,,,,,,x,,,x
+"Monday, December 1, 2025",,,x,x,,,,,,x,,,,x,,,x
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+"Sunday, December 7, 2025",,,x,,,,,,,,,,,x,,,x
+"Monday, December 8, 2025",,,x,,,,,,,x,,,,x,,,x
+"Tuesday, December 9, 2025",,,,,,,,,,,,,,x,,,x
+"Wednesday, December 10, 2025",,,x,,,,,,,,,,,x,,,x
+"Thursday, December 11, 2025",,,x,,,,,,,,,,,x,,,x
+"Friday, December 12, 2025",,,,,,,,,,,,,,x,,,x
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+"Sunday, December 14, 2025",,,x,,,,,,,,,,,x,,,x
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+"Tuesday, December 16, 2025",,,,x,,,,,,x,,,,x,,,x
+"Wednesday, December 17, 2025",,,x,x,,,,,,x,,,,x,,,x
+"Thursday, December 18, 2025",,,x,x,,,,,,x,,,,,,,x
+"Friday, December 19, 2025",,,,x,,,,,,x,,,,,,,x
+"Saturday, December 20, 2025",,,x,x,,,,,,,,,,x,,,x
+"Sunday, December 21, 2025",,,x,x,,,,,,,,,,x,,,x
+"Monday, December 22, 2025",,,x,x,,,,,,,,,,x,,,x
+"Tuesday, December 23, 2025",,,,x,,,,,,,,,,x,,,x
+"Wednesday, December 24, 2025",,,x,x,,,,,,,,,,x,,,x
+"Thursday, December 25, 2025",,,x,x,,,,,,,,,,x,,,x
+"Friday, December 26, 2025",,,,x,,,,,,,,,,x,,,x
+"Saturday, December 27, 2025",,,x,x,,,,,,,,,,x,,,x
+"Sunday, December 28, 2025",,,x,x,,,,,,,,,,x,,,x
+"Monday, December 29, 2025",,,x,x,,,,,,,,,,x,,,x
+"Tuesday, December 30, 2025",,,,x,,,,,,,,,,x,,,x
+"Wednesday, December 31, 2025",,,x,x,,,,,,,,,,x,,,x
+"Thursday, January 1, 2026",,,,x,,,,,,,x,,,,,,
+"Friday, January 2, 2026",,,,x,,,,,,,x,,,,,,
+"Saturday, January 3, 2026",,,,x,,,,,,,x,,,,,,
+"Sunday, January 4, 2026",,,,x,,,,,,,x,,,,,,
+"Monday, January 5, 2026",,,,x,,x,,,,x,x,,,,,,
+"Tuesday, January 6, 2026",,,,x,,,,,,,x,,,,,,
+"Wednesday, January 7, 2026",,,,,,x,,x,,,x,x,,,,,
+"Thursday, January 8, 2026",,,,,,,,,,,x,,,,,,
+"Friday, January 9, 2026",,,,x,,,,,,,x,,,,,,
+"Saturday, January 10, 2026",,,,x,,,,,,,x,,,,,,
+"Sunday, January 11, 2026",,,,x,,,,,,,x,,,,,,
+"Monday, January 12, 2026",,,,x,,,,,,x,x,,,,,,
+"Tuesday, January 13, 2026",,,,x,,,,,,x,x,x,,,,,
+"Wednesday, January 14, 2026",,,,x,,,,,,x,x,,,,,,
+"Thursday, January 15, 2026",,,,,,x,,,,,x,,,,,,
+"Friday, January 16, 2026",,,,,,,,,,x,x,,,,,,
+"Saturday, January 17, 2026",,,,,,,,,,,x,,,,,,
+"Sunday, January 18, 2026",,,,,,,,,,,x,,,,,,
+"Monday, January 19, 2026",,,,,,,,,,x,x,,,,,,
+"Tuesday, January 20, 2026",,,,,,x,,,,,x,,,,,,
+"Wednesday, January 21, 2026",,,,,,,,,,,x,,,,,,
+"Thursday, January 22, 2026",,,,,,,,,,,x,,,,,,
+"Friday, January 23, 2026",,,,,,,,,,,x,,,X,,,
+"Saturday, January 24, 2026",,,,,,,,,,,x,,,,,,
+"Sunday, January 25, 2026",,,,,,,,,,,x,,,,,,
+"Monday, January 26, 2026",,,,,,,,x,,x,x,,,,,,
+"Tuesday, January 27, 2026",,,,,,,,x,,x,x,,,,,,
+"Wednesday, January 28, 2026",,,,,,,,x,,x,x,,,,,,
+"Thursday, January 29, 2026",,,,,,,,x,,x,x,,,,,,
+"Friday, January 30, 2026",,,,,,,,x,,,x,x,,X,,,
+"Saturday, January 31, 2026",,,,,,,,,,,x,,,,,,
+"Sunday, February 1, 2026",,,,,,,,,,,x,,,,,,
+"Monday, February 2, 2026",,,,,,x,,,,x,x,x,,X,,,
+"Tuesday, February 3, 2026",,,,,,x,,,,,x,,,,,,
+"Wednesday, February 4, 2026",,,,,,x,,,,,x,,,,,,
+"Thursday, February 5, 2026",,,,,,x,,,,,x,,,,,,
+"Friday, February 6, 2026",,,,,,x,,,,,x,,,,,,
+"Saturday, February 7, 2026",,,,,,,,,,,x,,,,,,
+"Sunday, February 8, 2026",,,,,,,,,,,x,,,,,,
+"Monday, February 9, 2026",,,,,,,,,,x,x,,,,,,
+"Tuesday, February 10, 2026",,,,,,,,,,x,x,,,,,,
+"Wednesday, February 11, 2026",,,,,,,,,x,x,x,,,,,,
+"Thursday, February 12, 2026",,,,,,,,,x,x,x,,,,,,
+"Friday, February 13, 2026",,,,,,,,,x,x,x,,,,,,
+"Saturday, February 14, 2026",,,,,,,,,x,,x,,,,,,
+"Sunday, February 15, 2026",,,,,,,,,x,,x,,,,,,
+"Monday, February 16, 2026",,,,,,,,,x,x,x,,,,,,
+"Tuesday, February 17, 2026",,,,,,,,,x,x,x,,,,,,
+"Wednesday, February 18, 2026",,,,,,,,,x,x,x,,,,,,
+"Thursday, February 19, 2026",,,,,,,,,x,,x,,,,,,
+"Friday, February 20, 2026",,,,,,,,,x,,x,,,,,,
+"Saturday, February 21, 2026",,,,,,,,,x,,x,,,,,,
+"Sunday, February 22, 2026",,,,,,,,,x,,x,,,,,,
+"Monday, February 23, 2026",,,,,,,,,x,x,x,,,,,,
+"Tuesday, February 24, 2026",,,,,,,,,x,x,x,x,,,,,
+"Wednesday, February 25, 2026",,,,,,,,,x,x,x,,,,,,
+"Thursday, February 26, 2026",,,,,,,,,x,,x,,,,,,
+"Friday, February 27, 2026",,,,,,,,,x,,x,,,X,,,
+"Saturday, February 28, 2026",,,,,,,,,x,,x,,,,,,
+"Sunday, March 1, 2026",,,,,,,,,x,,x,,,,,,
+"Monday, March 2, 2026",,,,,,,,,x,x,x,,,,,,
+"Tuesday, March 3, 2026",,,,,,,,,x,,x,,,,,,
+"Wednesday, March 4, 2026",,,,,,,,,x,,x,x,,,,,
+"Thursday, March 5, 2026",,,,,,,,,x,,x,,,,,,
+"Friday, March 6, 2026",,,,,,,,,x,,x,,,,,,
+"Saturday, March 7, 2026",,,,,,,,,,,x,,,,,,
+"Sunday, March 8, 2026",,,,,,,,,,,x,,,,,,
+"Monday, March 9, 2026",,,,,,,,,,x,x,,,X,,,
+"Tuesday, March 10, 2026",,,,,,,,,,x,x,x,,X,,,
+"Wednesday, March 11, 2026",,,,,,,,,,x,x,,,X,,,
+"Thursday, March 12, 2026",,,,,,,,,,x,x,,,X,,,
+"Friday, March 13, 2026",,,,,,,,,,,x,,,X,,,
+"Saturday, March 14, 2026",,,,,,,,,,,x,,,,,,
+"Sunday, March 15, 2026",,,,,,,,,,,x,,,,,,
+"Monday, March 16, 2026",,,,,,,,,,x,x,,,,,,
+"Tuesday, March 17, 2026",,,,,,,,,,x,x,,,,,,
+"Wednesday, March 18, 2026",,,,,,,,,,x,x,,,,,,
+"Thursday, March 19, 2026",,,,,,,,,,x,x,,,,,,
+"Friday, March 20, 2026",,,,,,,,,,,x,,,X,,,
+"Saturday, March 21, 2026",,,,,,,,,,,x,,,,,,
+"Sunday, March 22, 2026",,,,,,,,,,,x,,,,,,
+"Monday, March 23, 2026",,,,,,,,,,x,x,,,,,,
+"Tuesday, March 24, 2026",,,,,,,,,,x,x,,,,,,
+"Wednesday, March 25, 2026",,,,,,,,,,x,x,,,,,,
+"Thursday, March 26, 2026",,,,,,,,,,,x,,,,,,
+"Friday, March 27, 2026",,,,,,,,,,,x,,,X,,,
+"Saturday, March 28, 2026",,,,,,,,,,,x,,,,,,
+"Sunday, March 29, 2026",,,,,,,,,,,x,,,,,,
+"Monday, March 30, 2026",,,,,,,,,,x,x,,,,,,
+"Tuesday, March 31, 2026",,,,,,,,,,,x,,,,,,
diff --git a/test/pseudo/imp-ausgabe.csv b/test/pseudo/imp-ausgabe.csv
new file mode 100644
index 0000000..9d4d4eb
--- /dev/null
+++ b/test/pseudo/imp-ausgabe.csv
@@ -0,0 +1,234 @@
+,Frühstück,Kochen,Elternabend 1,Elternabend 2,Notdienst Essensausgabe,Putznotdienst
+"Monday, August 11, 2025",V,,,,Th,En
+"Tuesday, August 12, 2025",IW,,,,L,Mra
+"Wednesday, August 13, 2025",Mra,,,,En,Th
+"Thursday, August 14, 2025",P,,,,Mra,IW
+"Friday, August 15, 2025",Th,Mra,,,V,Fe
+"Saturday, August 16, 2025",,,,,,
+"Sunday, August 17, 2025",,,,,,
+"Monday, August 18, 2025",L,,,,P,IE
+"Tuesday, August 19, 2025",IE,,,,IW,L
+"Wednesday, August 20, 2025",Fe,,,,IE,P
+"Thursday, August 21, 2025",En,,V,Mra,Fe,IW
+"Friday, August 22, 2025",Fe,,,,P,V
+"Saturday, August 23, 2025",,,,,,
+"Sunday, August 24, 2025",,,,,,
+"Monday, August 25, 2025",IE,,,,Th,V
+"Tuesday, August 26, 2025",En,,,,L,Mra
+"Wednesday, August 27, 2025",IW,,,,Fe,Th
+"Thursday, August 28, 2025",Mra,,,,V,P
+"Friday, August 29, 2025",Th,En,,,IW,L
+"Saturday, August 30, 2025",,,,,,
+"Sunday, August 31, 2025",,,,,,
+"Monday, September 1, 2025",P,,,,IE,Fe
+"Tuesday, September 2, 2025",V,,,,En,IE
+"Wednesday, September 3, 2025",L,,,,Mra,En
+"Thursday, September 4, 2025",Fe,,,,P,V
+"Friday, September 5, 2025",En,,,,V,Mra
+"Saturday, September 6, 2025",,,,,,
+"Sunday, September 7, 2025",,,,,,
+"Monday, September 8, 2025",,,,,,
+"Tuesday, September 9, 2025",Th,,,,IE,En
+"Wednesday, September 10, 2025",V,,,,IW,L
+"Thursday, September 11, 2025",Ms,,,,Mra,Fe
+"Friday, September 12, 2025",R,Ms,,,En,IW
+"Saturday, September 13, 2025",,,,,,
+"Sunday, September 14, 2025",,,,,,
+"Monday, September 15, 2025",,,,,,
+"Tuesday, September 16, 2025",M&S,,,,Ms,M&S
+"Wednesday, September 17, 2025",R,,,,L,Ms
+"Thursday, September 18, 2025",J,,En,P,R,Th
+"Friday, September 19, 2025",Ms,,,,J,P
+"Saturday, September 20, 2025",,,,,,
+"Sunday, September 21, 2025",,,,,,
+"Monday, September 22, 2025",J,,,,R,Ms
+"Tuesday, September 23, 2025",P,,,,J,R
+"Wednesday, September 24, 2025",L,,,,Ms,J
+"Thursday, September 25, 2025",IW,,,,Th,IE
+"Friday, September 26, 2025",IE,Th,,,Fe,IW
+"Saturday, September 27, 2025",,,,,,
+"Sunday, September 28, 2025",,,,,,
+"Monday, September 29, 2025",Mat,,,,R,J
+"Tuesday, September 30, 2025",J,,,,Mat,Ms
+"Wednesday, October 1, 2025",P,,,,J,Mat
+"Thursday, October 2, 2025",Th,,,,P,En
+"Friday, October 3, 2025",,,,,,
+"Saturday, October 4, 2025",,,,,,
+"Sunday, October 5, 2025",,,,,,
+"Monday, October 6, 2025",M&S,,,,Mat,R
+"Tuesday, October 7, 2025",Ml,,,,M&S,Mat
+"Wednesday, October 8, 2025",Mat,,,,M&S,Ml
+"Thursday, October 9, 2025",M&S,,Th,Fe,Ml,J
+"Friday, October 10, 2025",Mra,J,,,Fe,M&S
+"Saturday, October 11, 2025",,,,,,
+"Sunday, October 12, 2025",,,,,,
+"Monday, October 13, 2025",El,,,,M&S,Ml
+"Tuesday, October 14, 2025",Ml,,,,M&S,R
+"Wednesday, October 15, 2025",M&S,,,,El,Mat
+"Thursday, October 16, 2025",Ms,,,,Mat,El
+"Friday, October 17, 2025",R,,,,Ml,M&S
+"Saturday, October 18, 2025",,,,,,
+"Sunday, October 19, 2025",,,,,,
+"Monday, October 20, 2025",El,,,,M&S,L
+"Tuesday, October 21, 2025",Mat,,,,M&S,P
+"Wednesday, October 22, 2025",M&S,,,,Ms,Th
+"Thursday, October 23, 2025",Ml,,,,El,J
+"Friday, October 24, 2025",M&S,V,,,Ml,El
+"Saturday, October 25, 2025",,,,,,
+"Sunday, October 26, 2025",,,,,,
+"Monday, October 27, 2025",El,,,,Mat,M&S
+"Tuesday, October 28, 2025",IW,,,,El,M&S
+"Wednesday, October 29, 2025",V,,,,R,El
+"Thursday, October 30, 2025",M&S,,,,Mra,R
+"Friday, October 31, 2025",,,,,,
+"Saturday, November 1, 2025",,,,,,
+"Sunday, November 2, 2025",,,,,,
+"Monday, November 3, 2025",R,,,,En,M&S
+"Tuesday, November 4, 2025",Mat,,,,El,V
+"Wednesday, November 5, 2025",Mra,,,,V,Mat
+"Thursday, November 6, 2025",El,,,,Th,Ms
+"Friday, November 7, 2025",IE,R,,,IW,Mra
+"Saturday, November 8, 2025",,,,,,
+"Sunday, November 9, 2025",,,,,,
+"Monday, November 10, 2025",L,,,,Ms,Fe
+"Tuesday, November 11, 2025",Fe,,,,L,M&S
+"Wednesday, November 12, 2025",En,,,,M&S,R
+"Thursday, November 13, 2025",J,,,,Mat,IW
+"Friday, November 14, 2025",M&S,,,,J,IE
+"Saturday, November 15, 2025",,,,,,
+"Sunday, November 16, 2025",,,,,,
+"Monday, November 17, 2025",Ms,,,,Ml,El
+"Tuesday, November 18, 2025",M&S,,,,IE,Mat
+"Wednesday, November 19, 2025",Ml,,,,M&S,L
+"Thursday, November 20, 2025",IW,,Mat,J,Ms,P
+"Friday, November 21, 2025",V,M&S,,,En,Ml
+"Saturday, November 22, 2025",,,,,,
+"Sunday, November 23, 2025",,,,,,
+"Monday, November 24, 2025",L,,,,J,M&S
+"Tuesday, November 25, 2025",Th,,,,Fe,En
+"Wednesday, November 26, 2025",Mat,,,,R,Fe
+"Thursday, November 27, 2025",J,,,,M&S,Ms
+"Friday, November 28, 2025",En,,,,V,Ml
+"Saturday, November 29, 2025",,,,,,
+"Sunday, November 30, 2025",,,,,,
+"Monday, December 1, 2025",P,,,,Mra,V
+"Tuesday, December 2, 2025",R,,,,IE,J
+"Wednesday, December 3, 2025",Mra,,,,P,Th
+"Thursday, December 4, 2025",Ms,,,,L,Mra
+"Friday, December 5, 2025",Ml,IE,,,Th,M&S
+"Saturday, December 6, 2025",,,,,,
+"Sunday, December 7, 2025",,,,,,
+"Monday, December 8, 2025",Fe,,,,IW,M&S
+"Tuesday, December 9, 2025",El,,,,M&S,IE
+"Wednesday, December 10, 2025",M&S,,,,El,Fe
+"Thursday, December 11, 2025",R,,,,J,El
+"Friday, December 12, 2025",,,,,,
+"Saturday, December 13, 2025",,,,,,
+"Sunday, December 14, 2025",,,,,,
+"Monday, December 15, 2025",V,,,,Ml,M&S
+"Tuesday, December 16, 2025",IE,,,,Th,Ms
+"Wednesday, December 17, 2025",Mra,,,,Mat,P
+"Thursday, December 18, 2025",Th,,,,En,Ml
+"Friday, December 19, 2025",J,Mat,,,Ms,R
+"Saturday, December 20, 2025",,,,,,
+"Sunday, December 21, 2025",,,,,,
+"Monday, December 22, 2025",,,,,,
+"Tuesday, December 23, 2025",,,,,,
+"Wednesday, December 24, 2025",,,,,,
+"Thursday, December 25, 2025",,,,,,
+"Friday, December 26, 2025",,,,,,
+"Saturday, December 27, 2025",,,,,,
+"Sunday, December 28, 2025",,,,,,
+"Monday, December 29, 2025",,,,,,
+"Tuesday, December 30, 2025",,,,,,
+"Wednesday, December 31, 2025",,,,,,
+"Thursday, January 1, 2026",,,,,,
+"Friday, January 2, 2026",,,,,,
+"Saturday, January 3, 2026",,,,,,
+"Sunday, January 4, 2026",,,,,,
+"Monday, January 5, 2026",Fr,,,,Fe,L
+"Tuesday, January 6, 2026",V,,,,Fr,Ml
+"Wednesday, January 7, 2026",Fe,,,,P,Fr
+"Thursday, January 8, 2026",IE,,,,Mat,Mra
+"Friday, January 9, 2026",Ml,Fe,,,El,Mat
+"Saturday, January 10, 2026",,,,,,
+"Sunday, January 11, 2026",,,,,,
+"Monday, January 12, 2026",Fr,,,,Ml,M&S
+"Tuesday, January 13, 2026",En,,,,Fr,IE
+"Wednesday, January 14, 2026",R,,,,Th,Fr
+"Thursday, January 15, 2026",IW,,Fe,Mat,IE,En
+"Friday, January 16, 2026",Th,L,,,En,P
+"Saturday, January 17, 2026",,,,,,
+"Sunday, January 18, 2026",,,,,,
+"Monday, January 19, 2026",Fr,,,,IW,M&S
+"Tuesday, January 20, 2026",El,,,,Fr,IW
+"Wednesday, January 21, 2026",M&S,,,,Mra,Fr
+"Thursday, January 22, 2026",Mra,,,,M&S,El
+"Friday, January 23, 2026",Th,IW,,,V,Mra
+"Saturday, January 24, 2026",,,,,,
+"Sunday, January 25, 2026",,,,,,
+"Monday, January 26, 2026",Fr,,,,R,P
+"Tuesday, January 27, 2026",Fe,,,,Fr,Ms
+"Wednesday, January 28, 2026",IE,,,,Ml,Fr
+"Thursday, January 29, 2026",El,,,,IE,Fe
+"Friday, January 30, 2026",R,Fr,,,Fe,En
+"Saturday, January 31, 2026",,,,,,
+"Sunday, February 1, 2026",,,,,,
+"Monday, February 2, 2026",Fr,,,,Mat,R
+"Tuesday, February 3, 2026",P,,,,Fr,Mat
+"Wednesday, February 4, 2026",V,,,,M&S,Fr
+"Thursday, February 5, 2026",IW,,,,P,M&S
+"Friday, February 6, 2026",L,Ml,,,Ms,V
+"Saturday, February 7, 2026",,,,,,
+"Sunday, February 8, 2026",,,,,,
+"Monday, February 9, 2026",Fr,,,,Ml,L
+"Tuesday, February 10, 2026",Mat,,,,Fr,Ml
+"Wednesday, February 11, 2026",M&S,,,,IW,Fr
+"Thursday, February 12, 2026",En,,,,L,IW
+"Friday, February 13, 2026",Ms,Mat,,,Th,IE
+"Saturday, February 14, 2026",,,,,,
+"Sunday, February 15, 2026",,,,,,
+"Monday, February 16, 2026",Fr,,,,Mra,Ml
+"Tuesday, February 17, 2026",M&S,,,,En,Th
+"Wednesday, February 18, 2026",L,,,,Fr,M&S
+"Thursday, February 19, 2026",El,,Mra,Ml,M&S,Fr
+"Friday, February 20, 2026",Ml,El,,,Mat,P
+"Saturday, February 21, 2026",,,,,,
+"Sunday, February 22, 2026",,,,,,
+"Monday, February 23, 2026",IE,,,,M&S,En
+"Tuesday, February 24, 2026",Ms,,,,P,Mra
+"Wednesday, February 25, 2026",En,,,,Ml,Th
+"Thursday, February 26, 2026",M&S,,,,El,Fr
+"Friday, February 27, 2026",P,M&S,,,Fe,El
+"Saturday, February 28, 2026",,,,,,
+"Sunday, March 1, 2026",,,,,,
+"Monday, March 2, 2026",Th,,,,Mra,R
+"Tuesday, March 3, 2026",El,,,,En,Ms
+"Wednesday, March 4, 2026",Fe,,,,IW,Mat
+"Thursday, March 5, 2026",R,,,,Th,M&S
+"Friday, March 6, 2026",Ml,Fr,,,IE,L
+"Saturday, March 7, 2026",,,,,,
+"Sunday, March 8, 2026",,,,,,
+"Monday, March 9, 2026",Fr,,,,R,V
+"Tuesday, March 10, 2026",V,,,,L,Fe
+"Wednesday, March 11, 2026",IW,,,,Ms,IE
+"Thursday, March 12, 2026",Mra,,,,V,IW
+"Friday, March 13, 2026",Mat,M&S,,,Fr,El
+"Saturday, March 14, 2026",,,,,,
+"Sunday, March 15, 2026",,,,,,
+"Monday, March 16, 2026",M&S,,,,Mat,Ml
+"Tuesday, March 17, 2026",Mra,,,,M&S,L
+"Wednesday, March 18, 2026",Mat,,,,Ml,M&S
+"Thursday, March 19, 2026",Fr,,P,Th,Fe,Ms
+"Friday, March 20, 2026",En,Mra,,,El,Mat
+"Saturday, March 21, 2026",,,,,,
+"Sunday, March 22, 2026",,,,,,
+"Monday, March 23, 2026",V,,,,P,Th
+"Tuesday, March 24, 2026",R,,,,En,P
+"Wednesday, March 25, 2026",IE,,,,R,V
+"Thursday, March 26, 2026",IW,,,,Mra,M&S
+"Friday, March 27, 2026",L,Ms,,,Th,IW
+"Saturday, March 28, 2026",,,,,,
+"Sunday, March 29, 2026",,,,,,
+"Monday, March 30, 2026",Th,,,,IW,Mra
+"Tuesday, March 31, 2026",Fe,,,,Fr,IE
diff --git a/ausgabe.csv b/test/simple/ausgabe.csv
similarity index 100%
rename from ausgabe.csv
rename to test/simple/ausgabe.csv
diff --git a/eingabe.csv b/test/simple/eingabe.csv
similarity index 100%
rename from eingabe.csv
rename to test/simple/eingabe.csv
diff --git a/eltern.csv b/test/simple/eltern.csv
similarity index 100%
rename from eltern.csv
rename to test/simple/eltern.csv
diff --git a/vorherige-ausgaben.csv b/test/simple/vorherige-ausgaben.csv
similarity index 100%
rename from vorherige-ausgaben.csv
rename to test/simple/vorherige-ausgaben.csv