diff --git a/unknowns_classifier/tests/data/sample_unknowns.json b/unknowns_classifier/tests/data/sample_unknowns.json
new file mode 100644
index 0000000..a621ce6
--- /dev/null
+++ b/unknowns_classifier/tests/data/sample_unknowns.json
@@ -0,0 +1,7 @@
+[
+  {"unknown_type": "schema_mismatch", "count": 3},
+  {"unknown_type": "artefakt_fehlt", "count": 2},
+  {"unknown_type": "unbekannter_parameter", "count": 1},
+  {"unknown_type": "datenformat_unerwartet", "count": 4},
+  {"unknown_type": "metadaten_unvollstaendig", "count": 1}
+]
\ No newline at end of file