Delete data file

4/train.jsonl

@@ -1,3 +0,0 @@
-{"input": "< [ [ [ < [ ] > ] ]", "output": " ] >"}
-{"input": "{ < { < [ { < ( [ ] ) > } < ( < > ) > ( ) ] > } > [ { { } } ] < > [ ] { < >", "output": " } }"}
-{"input": "( { [ ( )", "output": " ] } )"}