diff --git a/Doc/Sd1/Appendix/Exam/2019/Winter/exam.xml b/Doc/Sd1/Appendix/Exam/2019/Winter/exam.xml
index 2e5fa4537ccb8b3df12d025361e7c1c929b54b66..13aee28231099e856423d87b71ce8c2b94885fbe 100644
--- a/Doc/Sd1/Appendix/Exam/2019/Winter/exam.xml
+++ b/Doc/Sd1/Appendix/Exam/2019/Winter/exam.xml
@@ -35,7 +35,7 @@
     <section xml:id="sd1_exam_2019_winter_task1_tasks">
       <title>Tasks</title>
 
-      <qandaset defaultlabel="qanda" xml:id="sd1_exam_2022_winter_task1Qanda">
+      <qandaset defaultlabel="qanda" xml:id="sd1_exam_2019_winter_task1Qanda">
         <qandadiv>
           <qandaentry>
             <question>
diff --git a/Doc/Sd1/Appendix/Exam/2020/Winter_1/exam.xml b/Doc/Sd1/Appendix/Exam/2020/Winter_1/exam.xml
index 1fc0969baf8846a4c16015a83feae737b2045faf..780bc9c347870f77eb2b7256f4377033582a7a69 100644
--- a/Doc/Sd1/Appendix/Exam/2020/Winter_1/exam.xml
+++ b/Doc/Sd1/Appendix/Exam/2020/Winter_1/exam.xml
@@ -35,7 +35,7 @@
     <section xml:id="sd1_exam_2020_winter_1_task1_tasks">
       <title>Tasks</title>
 
-      <qandaset defaultlabel="qanda" xml:id="sd1_exam_2022_winter_task1Qanda">
+      <qandaset defaultlabel="qanda" xml:id="sd1_exam_2020_winter_1_task1Qanda">
         <qandadiv>
           <qandaentry>
             <question>
diff --git a/Doc/Sd1/Appendix/Exam/2020/Winter_2/exam.xml b/Doc/Sd1/Appendix/Exam/2020/Winter_2/exam.xml
index 829db10d8b4f0af7ea00d93e4d58e52d6f811b97..2c49d037a2c838f5fc0c1ac2219e0ee6bb79d410 100644
--- a/Doc/Sd1/Appendix/Exam/2020/Winter_2/exam.xml
+++ b/Doc/Sd1/Appendix/Exam/2020/Winter_2/exam.xml
@@ -35,7 +35,7 @@
     <section xml:id="sd1_exam_2020_winter_2_task1_tasks">
       <title>Tasks</title>
 
-      <qandaset defaultlabel="qanda" xml:id="sd1_exam_2022_winter_task1Qanda">
+      <qandaset defaultlabel="qanda" xml:id="sd1_exam_2020_winter_2_task1Qanda">
         <qandadiv>
           <qandaentry>
             <question>
diff --git a/Doc/Sd1/Appendix/Exam/2021/Winter/exam.xml b/Doc/Sd1/Appendix/Exam/2021/Winter/exam.xml
index 2707d82c14984e9bdbe32f8380478ff13dff734f..8cfb234d33f85bc3cc9d67b11eb58e6be19b990c 100644
--- a/Doc/Sd1/Appendix/Exam/2021/Winter/exam.xml
+++ b/Doc/Sd1/Appendix/Exam/2021/Winter/exam.xml
@@ -35,7 +35,7 @@
     <section xml:id="sd1_exam_2021_winter_task1_tasks">
       <title>Tasks</title>
 
-      <qandaset defaultlabel="qanda" xml:id="sd1_exam_2022_winter_task1Qanda">
+      <qandaset defaultlabel="qanda" xml:id="sd1_exam_2021_winter_task1Qanda">
         <qandadiv>
           <qandaentry>
             <question>