diff --git a/.gitattributes b/.gitattributes
index dd9135f39eb886d2a68f08db5911b4db920a6a67..fe6dfd1c9f79569845965cd022679c7849f3e496 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -158,3 +158,4 @@ data/AB/1957/04_correctedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1958/04_correctedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1959/04_correctedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1960/04_correctedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
+data/AB/1961/04_correctedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
diff --git a/.renku/workflow/b4a458fcf91d4d74bf86fadbf18bc2ef_python.cwl b/.renku/workflow/b4a458fcf91d4d74bf86fadbf18bc2ef_python.cwl
new file mode 100644
index 0000000000000000000000000000000000000000..c1ca3155c4adcc006d966153a21ed06ddd4d5d8c
--- /dev/null
+++ b/.renku/workflow/b4a458fcf91d4d74bf86fadbf18bc2ef_python.cwl
@@ -0,0 +1,51 @@
+arguments: []
+baseCommand:
+- python
+class: CommandLineTool
+cwlVersion: v1.0
+hints: []
+inputs:
+  input_1:
+    default:
+      class: File
+      path: ../../src/python/run_correctxml.py
+    inputBinding:
+      position: 1
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_2:
+    default:
+      class: File
+      path: ../../data/AB/1961/02_extractedxml.tar.gz
+    inputBinding:
+      position: 2
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_3:
+    default: data/AB/1961/04_correctedxml.tar.gz
+    inputBinding:
+      position: 3
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: string
+outputs:
+  output_0:
+    outputBinding:
+      glob: $(inputs.input_3)
+    streamable: false
+    type: File
+permanentFailCodes: []
+requirements:
+- class: InlineJavascriptRequirement
+- class: InitialWorkDirRequirement
+  listing:
+  - entry: '$({"listing": [], "class": "Directory"})'
+    entryname: data/AB/1961
+    writable: true
+successCodes: []
+temporaryFailCodes: []
diff --git a/data/AB/1961/04_correctedxml.tar.gz b/data/AB/1961/04_correctedxml.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..f2e61b01965574d6e91bdb05d8ada683fdd27168
--- /dev/null
+++ b/data/AB/1961/04_correctedxml.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5f00d7ec65de802ea898f95f0e79402b997d4aabd6a290f597b1e9d3acd568f6
+size 8394068