bn:16780002n
Noun Named Entity
EN
Pam–Krabbé castling  0-0-0-0  0-0-0-0-0-0  0–0–0–0  0–0–0–0–0–0
EN
castling along a file with a pawn that underpromotes to rook; forbidden by current FIDE rules, but left ambiguous in earlier rule sets, and subsequently employed in some joke chess problems Wikidata
Definitions
Relations
Sources
EN
castling along a file with a pawn that underpromotes to rook; forbidden by current FIDE rules, but left ambiguous in earlier rule sets, and subsequently employed in some joke chess problems Wikidata
IS A
DISCOVERER OR INVENTOR
SPORT