1nb1k1nr/r1qpp1b1/p1p5/5pp1/1BpPP1Pp/PPNN4/1Q3P1P/R3KB1R w KQ - 0 19
FEN state: 1nb1k1nr/r1qpp1b1/p1p5/5pp1/1BpPP1Pp/PPNN4/1Q3P1P/R3KB1R w KQ - 0 19 ; Best move: b3c4
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8, black knight at g8 and black rook at h8. Black rook at a7, black queen at c7, black pawn at d7, black pawn at e7 and black bishop at g7. Black pawn at a6 and black pawn at c6. Black pawn at f5 and black pawn at g5. White bishop at b4, black pawn at c4, white pawn at d4, white pawn at e4, white pawn at g4 and black pawn at h4. White pawn at a3, white pawn at b3, white knight at c3 and white knight at d3. White queen at b2, white pawn at f2 and white pawn at h2. White rook at a1, white king at e1, white bishop at f1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 19. White to move.