diff --git a/content/german/schulchronik/1988.md b/content/german/schulchronik/1988.md
index bec057b..9cd8d34 100644
--- a/content/german/schulchronik/1988.md
+++ b/content/german/schulchronik/1988.md
@@ -3,10 +3,6 @@ title: "1988"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
-#cantorpreisträger: "Tobias Beschauner"
 type: "schulchronik"
 ---
 
diff --git a/content/german/schulchronik/1989.md b/content/german/schulchronik/1989.md
index d331e74..e54b69d 100644
--- a/content/german/schulchronik/1989.md
+++ b/content/german/schulchronik/1989.md
@@ -3,10 +3,6 @@ title: "1989"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
-#cantorpreisträger: "Tobias Beschauner"
 type: "schulchronik"
 ---
 
diff --git a/content/german/schulchronik/1990.md b/content/german/schulchronik/1990.md
index 9c5157d..a0c97cb 100644
--- a/content/german/schulchronik/1990.md
+++ b/content/german/schulchronik/1990.md
@@ -3,10 +3,6 @@ title: "1990"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
-#cantorpreisträger: "Tobias Beschauner"
 type: "schulchronik"
 ---
 
diff --git a/content/german/schulchronik/1991.md b/content/german/schulchronik/1991.md
index 4626008..91883ab 100644
--- a/content/german/schulchronik/1991.md
+++ b/content/german/schulchronik/1991.md
@@ -3,10 +3,6 @@ title: "1991"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
-#cantorpreisträger: "Tobias Beschauner"
 type: "schulchronik"
 ---
 
diff --git a/content/german/schulchronik/1992.md b/content/german/schulchronik/1992.md
index be5c99c..aa77bab 100644
--- a/content/german/schulchronik/1992.md
+++ b/content/german/schulchronik/1992.md
@@ -3,10 +3,6 @@ title: "1992"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
-#cantorpreisträger: "Tobias Beschauner"
 type: "schulchronik"
 ---
 
diff --git a/content/german/schulchronik/1993.md b/content/german/schulchronik/1993.md
index 93376d4..01854f3 100644
--- a/content/german/schulchronik/1993.md
+++ b/content/german/schulchronik/1993.md
@@ -3,10 +3,6 @@ title: "1993"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
-#cantorpreisträger: "Tobias Beschauner"
 type: "schulchronik"
 ---
 
diff --git a/content/german/schulchronik/1994.md b/content/german/schulchronik/1994.md
index 77c107c..a6a9c30 100644
--- a/content/german/schulchronik/1994.md
+++ b/content/german/schulchronik/1994.md
@@ -3,10 +3,6 @@ title: "1994"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
-#cantorpreisträger: "Tobias Beschauner"
 type: "schulchronik"
 ---
 
diff --git a/content/german/schulchronik/1995.md b/content/german/schulchronik/1995.md
index f4d355f..7f51594 100644
--- a/content/german/schulchronik/1995.md
+++ b/content/german/schulchronik/1995.md
@@ -3,10 +3,6 @@ title: "1995"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
-#cantorpreisträger: "Tobias Beschauner"
 type: "schulchronik"
 ---
 
diff --git a/content/german/schulchronik/1996.md b/content/german/schulchronik/1996.md
index 2abff4a..ed7486d 100644
--- a/content/german/schulchronik/1996.md
+++ b/content/german/schulchronik/1996.md
@@ -3,9 +3,6 @@ title: "1996"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Robert Strich"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/1997.md b/content/german/schulchronik/1997.md
index 3beccb4..bb9e1dc 100644
--- a/content/german/schulchronik/1997.md
+++ b/content/german/schulchronik/1997.md
@@ -3,9 +3,6 @@ title: "1997"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Andreas Tannert"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/1998.md b/content/german/schulchronik/1998.md
index 44b8b05..1465ea7 100644
--- a/content/german/schulchronik/1998.md
+++ b/content/german/schulchronik/1998.md
@@ -3,9 +3,6 @@ title: "1998"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Martin Schultze"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/1999.md b/content/german/schulchronik/1999.md
index 8cbb02a..57aadd4 100644
--- a/content/german/schulchronik/1999.md
+++ b/content/german/schulchronik/1999.md
@@ -3,9 +3,6 @@ title: "1999"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Stephan Diestelhorst"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2000.md b/content/german/schulchronik/2000.md
index 011b939..8e8e92a 100644
--- a/content/german/schulchronik/2000.md
+++ b/content/german/schulchronik/2000.md
@@ -3,9 +3,6 @@ title: "2000"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Torsten Stüber"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2001.md b/content/german/schulchronik/2001.md
index f80cb49..575bdea 100644
--- a/content/german/schulchronik/2001.md
+++ b/content/german/schulchronik/2001.md
@@ -2,7 +2,6 @@
 title: "2001"
 draft: false
 bg_image: media/backgrounds/page-title.png
-image: media/image.png
 cantorpreisträger: Lars Kasper
 type: schulchronik
 ---
@@ -77,4 +76,4 @@ Die größte Sensation des Jahres 2001 fand am 19. Oktober statt. Mehrere Lehrer
 
 ### Anerkennung für langjähriges und erfolgreiches Wirken in der Schülerförderung auf mathematischem Gebiet erhielten: Dieter Kammel
 
-{{% /open-element %}}
\ No newline at end of file
+{{% /open-element %}}
diff --git a/content/german/schulchronik/2002.md b/content/german/schulchronik/2002.md
index ffe6d39..a6c154d 100644
--- a/content/german/schulchronik/2002.md
+++ b/content/german/schulchronik/2002.md
@@ -3,9 +3,6 @@ title: "2002"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Maria Hörnke"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2003.md b/content/german/schulchronik/2003.md
index 26554ab..9593e7e 100644
--- a/content/german/schulchronik/2003.md
+++ b/content/german/schulchronik/2003.md
@@ -3,9 +3,6 @@ title: "2003"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Susanne Havranek"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2004.md b/content/german/schulchronik/2004.md
index 85e9336..02d7bdc 100644
--- a/content/german/schulchronik/2004.md
+++ b/content/german/schulchronik/2004.md
@@ -3,9 +3,6 @@ title: "2004"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Marcus Syring"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2005.md b/content/german/schulchronik/2005.md
index 18fe39b..b9d69ad 100644
--- a/content/german/schulchronik/2005.md
+++ b/content/german/schulchronik/2005.md
@@ -3,9 +3,6 @@ title: "2005"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Martin Maas"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2006.md b/content/german/schulchronik/2006.md
index 514c8b4..4bf7bbc 100644
--- a/content/german/schulchronik/2006.md
+++ b/content/german/schulchronik/2006.md
@@ -3,9 +3,6 @@ title: "2006"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Udo Dorn"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2007.md b/content/german/schulchronik/2007.md
index 7fff1aa..64634e6 100644
--- a/content/german/schulchronik/2007.md
+++ b/content/german/schulchronik/2007.md
@@ -3,9 +3,6 @@ title: "2007"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Sebastian Koch/Henning Seidler"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2008.md b/content/german/schulchronik/2008.md
index b17825e..42b2371 100644
--- a/content/german/schulchronik/2008.md
+++ b/content/german/schulchronik/2008.md
@@ -3,9 +3,6 @@ title: "2008"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Franziska Flegel"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2009.md b/content/german/schulchronik/2009.md
index 3e05a85..7f74f29 100644
--- a/content/german/schulchronik/2009.md
+++ b/content/german/schulchronik/2009.md
@@ -3,9 +3,6 @@ title: "2009"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Bertram Arnold"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2010.md b/content/german/schulchronik/2010.md
index d14d0c1..f38f0a2 100644
--- a/content/german/schulchronik/2010.md
+++ b/content/german/schulchronik/2010.md
@@ -3,9 +3,6 @@ title: "2010"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Thomas Tannert"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2011.md b/content/german/schulchronik/2011.md
index 9ff7f85..e69ad4f 100644
--- a/content/german/schulchronik/2011.md
+++ b/content/german/schulchronik/2011.md
@@ -3,9 +3,6 @@ title: "2011"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Maximilian König"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2012.md b/content/german/schulchronik/2012.md
index d2297c7..e18860d 100644
--- a/content/german/schulchronik/2012.md
+++ b/content/german/schulchronik/2012.md
@@ -3,9 +3,6 @@ title: "2012"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Sandra Maciag"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2013.md b/content/german/schulchronik/2013.md
index 315afcd..32bb603 100644
--- a/content/german/schulchronik/2013.md
+++ b/content/german/schulchronik/2013.md
@@ -3,9 +3,6 @@ title: "2013"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Dorothee Henke"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2014.md b/content/german/schulchronik/2014.md
index b7d6759..df95e18 100644
--- a/content/german/schulchronik/2014.md
+++ b/content/german/schulchronik/2014.md
@@ -3,9 +3,6 @@ title: "2014"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Paula Hähndel"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2015.md b/content/german/schulchronik/2015.md
index 38f5a41..0a06ffa 100644
--- a/content/german/schulchronik/2015.md
+++ b/content/german/schulchronik/2015.md
@@ -3,9 +3,6 @@ title: "2015"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Christoph Kirsch"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2016.md b/content/german/schulchronik/2016.md
index 5079955..f21efb8 100644
--- a/content/german/schulchronik/2016.md
+++ b/content/german/schulchronik/2016.md
@@ -3,9 +3,6 @@ title: "2016"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Jorma Marggraf"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2017.md b/content/german/schulchronik/2017.md
index 58bbc67..60fd468 100644
--- a/content/german/schulchronik/2017.md
+++ b/content/german/schulchronik/2017.md
@@ -3,9 +3,6 @@ title: "2017"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Jakob Hofmann"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2018.md b/content/german/schulchronik/2018.md
index 4cc1d7a..cca9133 100644
--- a/content/german/schulchronik/2018.md
+++ b/content/german/schulchronik/2018.md
@@ -3,9 +3,5 @@ title: "2018"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
-#cantorpreisträger: "Jakob Hofmann"
 type: "schulchronik"
 ---
diff --git a/content/german/schulchronik/2019.md b/content/german/schulchronik/2019.md
index 152f8b1..a82e740 100644
--- a/content/german/schulchronik/2019.md
+++ b/content/german/schulchronik/2019.md
@@ -3,9 +3,6 @@ title: "2019"
 draft: false
 
 bg_image: "media/backgrounds/page-title.png"
-# course thumbnail
-image: "media/image.png"
-# type
 cantorpreisträger: "Tobias Beschauner"
 type: "schulchronik"
 ---