{"columns":[{"name":"task_index","type":"int64"},{"name":"__index_level_0__","type":"string"}],"n_rows":20,"rows_kept":20,"cut":false,"text_format":"parquet-jsonl-2026-10-02","bounds":{"document_bytes":16777216,"package_text_limit_bytes":33554432,"package_text_slack_bytes":1024,"rows_first":2000,"rows_last":500,"rows_between":2000,"halvings":0,"cell_chars":16384,"cell_head_chars":4096,"vector_min":64,"vector_head_fixed":16,"vector_head_variable":64,"kv_value_chars":1048576,"nesting_max":64,"binary_text":true},"cells_cut":0,"cells_bad_utf8":0,"cells_raw":0,"cells_binary":0,"cells_binary_text":0,"cells_vector":0,"n_row_groups":1,"reader":"pyarrow 23.0.1, python 3.13","created_by":"parquet-cpp-arrow version 22.0.0","schema":{"fields":[{"name":"task_index","type":"int64","nullable":true,"metadata":null,"children":null},{"name":"__index_level_0__","type":"string","nullable":true,"metadata":null,"children":null}],"parquet":"required group field_id=-1 schema {\n  optional int64 field_id=-1 task_index;\n  optional binary field_id=-1 __index_level_0__ (String);\n}\n"},"kv_metadata":[["ARROW:schema",{"$cut":{"chars":1048,"head":""}}],["pandas","{\"index_columns\": [\"__index_level_0__\"], \"column_indexes\": [{\"name\": null, \"field_name\": null, \"pandas_type\": \"unicode\", \"numpy_type\": \"object\", \"metadata\": {\"encoding\": \"UTF-8\"}}], \"columns\": [{\"name\": \"task_index\", \"field_name\": \"task_index\", \"pandas_type\": \"int64\", \"numpy_type\": \"int64\", \"metadata\": null}, {\"name\": null, \"field_name\": \"__index_level_0__\", \"pandas_type\": \"unicode\", \"numpy_type\": \"object\", \"metadata\": null}], \"attributes\": {}, \"creator\": {\"library\": \"pyarrow\", \"version\": \"22.0.0\"}, \"pandas_version\": \"2.3.3\"}"]]}
[0,"FEN: rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1 $$ MOVE: e4"]
[1,"FEN: rnbqkbnr/pppp1ppp/8/4p3/4P3/8/PPPP1PPP/RNBQKBNR w KQkq - 0 2 $$ MOVE: Nf3"]
[2,"FEN: r1bqkbnr/pppp1ppp/2n5/4p3/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - 2 3 $$ MOVE: Bc4"]
[3,"FEN: r1bqk1nr/pppp1ppp/2n5/2b1p3/2B1P3/5N2/PPPP1PPP/RNBQK2R w KQkq - 4 4 $$ MOVE: b4"]
[4,"FEN: r1bqk1nr/pppp1ppp/2n5/4p3/1bB1P3/5N2/P1PP1PPP/RNBQK2R w KQkq - 0 5 $$ MOVE: c3"]
[5,"FEN: r1bqk1nr/pppp1ppp/2n5/b3p3/2B1P3/2P2N2/P2P1PPP/RNBQK2R w KQkq - 1 6 $$ MOVE: d4"]
[6,"FEN: r1bqk1nr/pppp1ppp/2n5/b7/2BpP3/2P2N2/P4PPP/RNBQK2R w KQkq - 0 7 $$ MOVE: O-O"]
[7,"FEN: r1bqk1nr/pppp1ppp/2n5/b7/2B1P3/2Pp1N2/P4PPP/RNBQ1RK1 w kq - 0 8 $$ MOVE: Qb3"]
[8,"FEN: r1b1k1nr/pppp1ppp/2n2q2/b7/2B1P3/1QPp1N2/P4PPP/RNB2RK1 w kq - 2 9 $$ MOVE: e5"]
[9,"FEN: r1b1k1nr/pppp1ppp/2n3q1/b3P3/2B5/1QPp1N2/P4PPP/RNB2RK1 w kq - 1 10 $$ MOVE: Re1"]
[10,"FEN: r1b1k2r/ppppnppp/2n3q1/b3P3/2B5/1QPp1N2/P4PPP/RNB1R1K1 w kq - 3 11 $$ MOVE: Ba3"]
[11,"FEN: r1b1k2r/p1ppnppp/2n3q1/bp2P3/2B5/BQPp1N2/P4PPP/RN2R1K1 w kq - 0 12 $$ MOVE: Qxb5"]
[12,"FEN: 1rb1k2r/p1ppnppp/2n3q1/bQ2P3/2B5/B1Pp1N2/P4PPP/RN2R1K1 w k - 1 13 $$ MOVE: Qa4"]
[13,"FEN: 1rb1k2r/p1ppnppp/1bn3q1/4P3/Q1B5/B1Pp1N2/P4PPP/RN2R1K1 w k - 3 14 $$ MOVE: Nbd2"]
[14,"FEN: 1r2k2r/pbppnppp/1bn3q1/4P3/Q1B5/B1Pp1N2/P2N1PPP/R3R1K1 w k - 5 15 $$ MOVE: Ne4"]
[15,"FEN: 1r2k2r/pbppnppp/1bn5/4Pq2/Q1B1N3/B1Pp1N2/P4PPP/R3R1K1 w k - 7 16 $$ MOVE: Bxd3"]
[16,"FEN: 1r2k2r/pbppnppp/1bn5/4P2q/Q3N3/B1PB1N2/P4PPP/R3R1K1 w k - 1 17 $$ MOVE: Nf6+"]
[17,"FEN: 1r2k2r/pbppnp1p/1bn2p2/4P2q/Q7/B1PB1N2/P4PPP/R3R1K1 w k - 0 18 $$ MOVE: exf6"]
[18,"FEN: 1r2k1r1/pbppnp1p/1bn2P2/7q/Q7/B1PB1N2/P4PPP/R3R1K1 w - - 1 19 $$ MOVE: Rad1"]
[19,"FEN: 1r2k1r1/pbppnp1p/1bn2P2/8/Q7/B1PB1q2/P4PPP/3RR1K1 w - - 0 20 $$ MOVE: Rxe7+"]