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secondo/Tests/Testspecs/chessalgebra/query_4rooks
2026-01-23 17:03:45 +08:00

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query wjc2 feed filter[ fun(t: TUPLE) allFiles feed
filter[ fun(s: TUPLE) attr(t, Match) positions
filter[. posrange[attr(s,File), 1, attr(s,File), 8]
piececount["Rr"] > 3 ] ensure[1]] ensure[1]] project[No] consume