Shorten the dataset.

README.md

@@ -16,13 +16,13 @@ dataset_info:
     num_bytes: 1791178.0
     num_examples: 5153
   - name: sim_with_one_golden__cnndm
-    num_bytes: 2202186.950739774
-    num_examples: 512
+    num_bytes: 1101093.475369887
+    num_examples: 256
   - name: sim_with_one_golden__xlsum
-    num_bytes: 1397858.0944950152
-    num_examples: 512
-  download_size: 4249906
-  dataset_size: 6547441.769420195
+    num_bytes: 698929.0472475076
+    num_examples: 256
+  download_size: 3403622
+  dataset_size: 4747419.246802801
 configs:
 - config_name: default
   data_files:

data/sim_with_one_golden__cnndm-00000-of-00001.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:400aaaa5b91ccf6719d0fe1a3eed0738d650742b7b650e70e77141b6fe094464
-size 966525
+oid sha256:ef3c66226e3d945701a841f8f2e5c01811bbbec46a0c2e4f960f8a163727b735
+size 484580

data/sim_with_one_golden__xlsum-00000-of-00001.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:464419704ec7f4a4c54248ce5b00327db8621f67aac51afefd28303eee612b8c
-size 727766
+oid sha256:577054af73951209a248f4132d2b12469bd09f3e7e9b065165da763ea188b948
+size 363427