- r -= ss->statScore / 14884;
- }
- else
- {
- // Unless giving check, this capture is likely bad
- if ( !givesCheck
- && ss->staticEval + PieceValue[EG][pos.captured_piece()] + 210 * depth <= alpha)
- r++;
+ // If we are not in check use statScore, if we are in check
+ // use sum of main history and first continuation history with an offset
+ if (ss->inCheck)
+ r -= (thisThread->mainHistory[us][from_to(move)]
+ + (*contHist[0])[movedPiece][to_sq(move)] - 4333) / 16384;
+ else
+ r -= ss->statScore / 14884;