rnbk1b1r/3q1pp1/2p1p3/ppnp3p/3P2P1/2K4N/PPPBBP1P/RN2Q2R w - - 6 15
FEN state: rnbk1b1r/3q1pp1/2p1p3/ppnp3p/3P2P1/2K4N/PPPBBP1P/RN2Q2R w - - 6 15 ; Best move: b2b3
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at d8, black bishop at f8 and black rook at h8. Black queen at d7, black pawn at f7 and black pawn at g7. Black pawn at c6 and black pawn at e6. Black pawn at a5, black pawn at b5, black knight at c5, black pawn at d5 and black pawn at h5. White pawn at d4 and white pawn at g4. White king at c3 and white knight at h3. White pawn at a2, white pawn at b2, white pawn at c2, white bishop at d2, white bishop at e2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white queen at e1 and white rook at h1. Both players have exhausted their castles. Half move number is 6. Full move number is 15. White to move.