Update README.md

README.md

@@ -18,11 +18,7 @@ configs:
       - split: test
         path: core.parquet
 
-  - config_name: additional_sequential
-    description: Non-randomized – clear and strict sequential blocks; prove short context(token=5k-8k) can already have a strong context interference for most LLMs. Even with this well formatted data, many model's the performance still drop rapidly.
-    data_files:
-      - split: test
-        path: additional_sequential.parquet
+
 ---
 ---
 # PI-LLM: The Core Retrieval Challenge Behind MRCR