X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fevaluate.cpp;h=d20c7b70f1e12407a4b58a6524469422b252f040;hp=015efa487f906eb8537b24d3604dc2ee6cbca26e;hb=7f336dd59b3b1365943d73ee706a9610e18108bb;hpb=af935365e3e528f445c1c0f48bb43b8cf685719c

diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index 015efa48..d20c7b70 100644
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -181,7 +181,6 @@ namespace {
   constexpr Score MinorBehindPawn     = S( 18,  3);
   constexpr Score PassedFile          = S( 11,  8);
   constexpr Score PawnlessFlank       = S( 17, 95);
-  constexpr Score QueenInfiltration   = S( -2, 14);
   constexpr Score ReachableOutpost    = S( 31, 22);
   constexpr Score RestrictedPiece     = S(  7,  7);
   constexpr Score RookOnKingRing      = S( 16,  0);
@@ -423,10 +422,6 @@ namespace {
             Bitboard queenPinners;
             if (pos.slider_blockers(pos.pieces(Them, ROOK, BISHOP), s, queenPinners))
                 score -= WeakQueen;
-
-            // Bonus for queen on weak square in enemy camp
-            if (relative_rank(Us, s) > RANK_4 && (~pe->pawn_attacks_span(Them) & s))
-                score += QueenInfiltration;
         }
     }
     if (T)