diff --git a/data/molmedb.tsv b/data/molmedb.tsv
new file mode 100644
index 0000000..1f5d557
--- /dev/null
+++ b/data/molmedb.tsv
@@ -0,0 +1,53 @@
+did	when	nextofkin
+MM15247	2021-01-15	MM0691
+MM15149	2021-01-15	MM0854
+MM11343	2021-01-15	MM1522
+MM01551	2021-01-15	MM1435
+MM01550	2021-01-15	MM0720
+MM01384	2021-01-15	MM1305
+MM01364	2021-01-15	MM1348
+MM01302	2021-01-15	MM0676
+MM00851	2021-01-15	MM0524
+MM00652	2021-01-15	MM12519
+MM01474	2021-01-15	MM0349
+MM00450	2021-01-15	MM12580
+MM16926	2021-01-20	MM0449
+MM17096	2021-01-25	MM1549
+MM17500	2021-01-25	MM0463
+MM17423	2021-01-25	MM1370
+MM16904	2021-01-25	MM1275
+MM133940	2021-01-26	MM16896
+MM467514	2021-02-04	MM1275
+MM16778	2021-02-04	MM1272
+MM467580	2021-02-04	MM1370
+MM467581	2021-02-17	MM17421
+MM470914	2022-05-18	MM0009
+MM470915	2022-05-18	MM0036
+MM470917	2022-05-18	MM0597
+MM470918	2022-05-18	MM0598
+MM470919	2022-05-18	MM0600
+MM470920	2022-05-18	MM0437
+MM470922	2022-05-18	MM0074
+MM470923	2022-05-18	MM0325
+MM470924	2022-05-18	MM0438
+MM470925	2022-05-18	MM0327
+MM470927	2022-05-18	MM0329
+MM470928	2022-05-18	MM0440
+MM470929	2022-05-18	MM0441
+MM470930	2022-05-18	MM0330
+MM470931	2022-05-18	MM0098
+MM470932	2022-05-18	MM0716
+MM470933	2022-05-18	MM0627
+MM470934	2022-05-18	MM0332
+MM470936	2022-05-18	MM0078
+MM470937	2022-05-18	MM0449
+MM470938	2022-05-18	MM12580
+MM470939	2022-05-18	MM0335
+MM470940	2022-05-18	MM0336
+MM470942	2022-05-18	MM0631
+MM470943	2022-05-18	MM0451
+MM470944	2022-05-18	MM0338
+MM470945	2022-05-18	MM0453
+MM470946	2022-05-18	MM0339
+MM470947	2022-05-18	MM0454
+MM470948	2022-05-18	MM0455