diff --git a/.gitattributes b/.gitattributes
index e439d5a7a7c4b6a2d8be57b959c3c233a56695ed..18ee830be1a5b51eca58f6dda667870c3e9b6f03 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1,3 +1,4 @@
 data/AB/*/*tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1891/03_correctedmeta.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1892/03_correctedmeta.tar.gz filter=lfs diff=lfs merge=lfs -text
+data/AB/1893/03_correctedmeta.tar.gz filter=lfs diff=lfs merge=lfs -text
diff --git a/.renku/workflow/d11c855b50d24f8ea56e89e15ead6663_python.cwl b/.renku/workflow/d11c855b50d24f8ea56e89e15ead6663_python.cwl
new file mode 100644
index 0000000000000000000000000000000000000000..a6995145d1b4aecbed20fac15ad8474af298f03c
--- /dev/null
+++ b/.renku/workflow/d11c855b50d24f8ea56e89e15ead6663_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/1893/01_rawmeta.tar.gz
+    inputBinding:
+      position: 2
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_3:
+    default: data/AB/1893/03_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/1893
+    writable: true
+successCodes: []
+temporaryFailCodes: []
diff --git a/data/AB/1893/03_correctedmeta.tar.gz b/data/AB/1893/03_correctedmeta.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..6898ff7c1fc66caa377a65bd90c47472381890a7
--- /dev/null
+++ b/data/AB/1893/03_correctedmeta.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3c3f36a83519b2b198db7db8313786fc9990d322ba62aa2493d9d0549055077c
+size 133120