--- a/src/chess/rules.c Thu Jul 30 19:17:38 2026 +0200 +++ b/src/chess/rules.c Sat Aug 01 10:53:44 2026 +0200 @@ -868,9 +868,9 @@ /* evaluate check/checkmate flags */ if (mstr[len-1] == '+' || mstr[len-1] == '#') { - len--; mstr[len] = '\0'; move->check = true; move->checkmate = mstr[len-1] == '#'; + len--; mstr[len] = '\0'; } /* evaluate promotion */