diff --git a/.gitattributes b/.gitattributes
index 4feeeea2672f94c11a2597f71ad3ff5b2ab0151a..26122d1809aff562cd400c2349b4e5fdc98470db 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -165,3 +165,4 @@ data/AB/1966/04_correctedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1967/04_correctedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1968/04_correctedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1969/04_correctedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
+data/AB/1970/04_correctedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
diff --git a/.renku/workflow/3c8d4b7f4a2e4742b98b1e1cbd1aa493_python.cwl b/.renku/workflow/3c8d4b7f4a2e4742b98b1e1cbd1aa493_python.cwl
new file mode 100644
index 0000000000000000000000000000000000000000..752abc673e19029f2e3ee7aa0b3083755eba0533
--- /dev/null
+++ b/.renku/workflow/3c8d4b7f4a2e4742b98b1e1cbd1aa493_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/1970/02_extractedxml.tar.gz
+    inputBinding:
+      position: 2
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_3:
+    default: data/AB/1970/04_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/1970
+    writable: true
+successCodes: []
+temporaryFailCodes: []
diff --git a/data/AB/1970/04_correctedxml.tar.gz b/data/AB/1970/04_correctedxml.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..66ffa3eb3585962e60062c84e964b6c29d1a892e
--- /dev/null
+++ b/data/AB/1970/04_correctedxml.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fcfe774bc163f3d2507bdd42e18ed08efc1c80e601bfb579e7e7ee2496b1cf87
+size 9925496