X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;ds=sidebyside;f=src%2Fsearch.cpp;h=7c839dfc89f52ec62d33b0ae98ac8654688e4759;hb=2deb08a52946379d4cebb1082e5d740d1d027122;hp=1d5bc5f7c844edae9337c367510e01ae60401ae2;hpb=581b92e4a70b99fa5a22f7a1a38f2c8d2099769f;p=stockfish

diff --git a/src/search.cpp b/src/search.cpp
index 1d5bc5f7..7c839dfc 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -1122,6 +1122,11 @@ moves_loop: // When in check, search starts from here
                && (pos.is_discovery_check_on_king(~us, move) || pos.see_ge(move)))
           extension = 1;
 
+      // Last captures extension
+      else if (   PieceValue[EG][pos.captured_piece()] > PawnValueEg
+               && pos.non_pawn_material() <= 2 * RookValueMg)
+          extension = 1;
+
       // Castling extension
       if (   type_of(move) == CASTLING
           && popcount(pos.pieces(us) & ~pos.pieces(PAWN) & (to_sq(move) & KingSide ? KingSide : QueenSide)) <= 2)