diff --git a/.gitattributes b/.gitattributes
index 70c282032c5e78fd390cad61c7865683605a98ea..c9c253ee7da7405538b69884bac63f40ac101338 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -214,3 +214,4 @@ data/AB/1967/03_correctedmeta.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1968/03_correctedmeta.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1969/03_correctedmeta.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1970/03_correctedmeta.tar.gz filter=lfs diff=lfs merge=lfs -text
+data/AB/1971/03_correctedmeta.tar.gz filter=lfs diff=lfs merge=lfs -text
diff --git a/.renku/workflow/50d5ece9543f4ede93439f0c7771eafd_python.cwl b/.renku/workflow/50d5ece9543f4ede93439f0c7771eafd_python.cwl
new file mode 100644
index 0000000000000000000000000000000000000000..e9995f62e58325916f403ce8787889ee4c6019e7
--- /dev/null
+++ b/.renku/workflow/50d5ece9543f4ede93439f0c7771eafd_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_correct_meta.py
+    inputBinding:
+      position: 1
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_2:
+    default:
+      class: File
+      path: ../../data/AB/1971/01_rawmeta.tar.gz
+    inputBinding:
+      position: 2
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_3:
+    default: data/AB/1971/03_correctedmeta.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/1971
+    writable: true
+successCodes: []
+temporaryFailCodes: []
diff --git a/data/AB/1971/03_correctedmeta.tar.gz b/data/AB/1971/03_correctedmeta.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..922b2b401aa228d4bc54810c4c90f0047ed51638
--- /dev/null
+++ b/data/AB/1971/03_correctedmeta.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d31f72229af7cd166fa5b644f645c4cf178b202a959a15d49f1cc879c14310f5
+size 1146880