r3kbnr/3n1ppp/ppp5/3pN3/P3P1bB/2NPP3/RPP3PP/2Q1KB1R b K - 0 12
FEN state: r3kbnr/3n1ppp/ppp5/3pN3/P3P1bB/2NPP3/RPP3PP/2Q1KB1R b K - 0 12 ; Best move: d7e5
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black knight at d7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at b6 and black pawn at c6. Black pawn at d5 and white knight at e5. White pawn at a4, white pawn at e4, black bishop at g4 and white bishop at h4. White knight at c3, white pawn at d3 and white pawn at e3. White rook at a2, white pawn at b2, white pawn at c2, white pawn at g2 and white pawn at h2. White queen at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 12. Black to move.