||(StepAttacksBB[KING][wksq] & (psq + DELTA_N))))
result = WIN;
}
- // Immediate draw if is stalemate or king captures undefended pawn
+ // Immediate draw if it is stalemate or king captures undefended pawn
else if ( !(StepAttacksBB[KING][bksq] & ~(StepAttacksBB[KING][wksq] | StepAttacksBB[PAWN][psq]))
|| (StepAttacksBB[KING][bksq] & psq & ~StepAttacksBB[KING][wksq]))
result = DRAW;