diff --git a/.gitattributes b/.gitattributes
index d638b304188bbfc9e452fbd83ecefc61919bd808..c7f4b58c30a04ddc8a8e5f0d0d0333d415a717c8 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -207,3 +207,4 @@ data/AB/1960/03_correctedmeta.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1961/03_correctedmeta.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1962/03_correctedmeta.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1963/03_correctedmeta.tar.gz filter=lfs diff=lfs merge=lfs -text
+data/AB/1964/03_correctedmeta.tar.gz filter=lfs diff=lfs merge=lfs -text
diff --git a/.renku/workflow/713da34d853744449ef8f6bf03644efa_python.cwl b/.renku/workflow/713da34d853744449ef8f6bf03644efa_python.cwl
new file mode 100644
index 0000000000000000000000000000000000000000..ddb6664fc722eac287267ea4ea2996ec9481a5ad
--- /dev/null
+++ b/.renku/workflow/713da34d853744449ef8f6bf03644efa_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/1964/01_rawmeta.tar.gz
+    inputBinding:
+      position: 2
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_3:
+    default: data/AB/1964/03_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/1964
+    writable: true
+successCodes: []
+temporaryFailCodes: []
diff --git a/data/AB/1964/03_correctedmeta.tar.gz b/data/AB/1964/03_correctedmeta.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..4170288368437f38cd24a6b0533caf1d1d6cb12e
--- /dev/null
+++ b/data/AB/1964/03_correctedmeta.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b13ad6807577bd22d8117aafd80dcbedbcedbe23851e03577cc0475e8773d034
+size 317440