Fix README: only testmini as default config (resolve multiple-default conflict)

README.md

@@ -1,19 +1,5 @@
 ---
 dataset_info:
-- config_name: default
-  features:
-  - name: id
-    dtype: string
-  - name: media
-    list: image
-  - name: messages
-    dtype: string
-  splits:
-  - name: testmini
-    num_bytes: 167827984
-    num_examples: 3940
-  download_size: 166374297
-  dataset_size: 167827984
 - config_name: testmini
   features:
   - name: id
@@ -43,10 +29,6 @@ dataset_info:
   download_size: 106958
   dataset_size: 452083
 configs:
-- config_name: default
-  data_files:
-  - split: testmini
-    path: data/testmini-*
 - config_name: testmini
   data_files:
   - split: testmini
@@ -57,3 +39,10 @@ configs:
   - split: testmini_text_only
     path: testmini_text_only/testmini_text_only-*
 ---
+
+# MathVerse (mm-eval mirror)
+
+Mirror of [AI4Math/MathVerse](https://huggingface.co/datasets/AI4Math/MathVerse) in Simple-MMEval format.
+
+- Prompt template source (Tier 2): the source dataset's `query_wo` column (pre-rendered single-answer evaluation prompt from the official eval pipeline). Template: `<image>{{ question }}`.
+- See `metadata.json` at the repo root for the full per-subset manifest.