1nb3n1/r1qppk2/6p1/ppp2P1r/P1P4p/2Q1P3/1PKBPP1P/RN3BNR b - - 2 15
FEN state: 1nb3n1/r1qppk2/6p1/ppp2P1r/P1P4p/2Q1P3/1PKBPP1P/RN3BNR b - - 2 15 ; Best move: b5b4
The current state of the chess board is: Black knight at b8, black bishop at c8 and black knight at g8. Black rook at a7, black queen at c7, black pawn at d7, black pawn at e7 and black king at f7. Black pawn at g6. Black pawn at a5, black pawn at b5, black pawn at c5, white pawn at f5 and black rook at h5. White pawn at a4, white pawn at c4 and black pawn at h4. White queen at c3 and white pawn at e3. White pawn at b2, white king at c2, white bishop at d2, white pawn at e2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 15. Black to move.