smotheredmate.cql
// Download smotheredmate.cql// PGN output when run on sample.pgn
/*black is in smothered mate: the black king does attacks neither an empty square nor a white piece */ cql(input hhdbvi.pgn) btm mate not ♚→□△
/*black is in smothered mate: the black king does attacks neither an empty square nor a white piece */ cql(input hhdbvi.pgn) btm mate not ♚→□△