r1bqk1nr/p1p1p2p/1p5b/n2pp3/1P1P2p1/B1N4P/P1PKPPP1/R2Q1B1R w kq - 1 10
FEN state: r1bqk1nr/p1p1p2p/1p5b/n2pp3/1P1P2p1/B1N4P/P1PKPPP1/R2Q1B1R w kq - 1 10 ; Best move: e2e3
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at e7 and black pawn at h7. Black pawn at b6 and black bishop at h6. Black knight at a5, black pawn at d5 and black pawn at e5. White pawn at b4, white pawn at d4 and black pawn at g4. White bishop at a3, white knight at c3 and white pawn at h3. White pawn at a2, white pawn at c2, white king at d2, white pawn at e2, white pawn at f2 and white pawn at g2. White rook at a1, white queen at d1, white bishop at f1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 10. White to move.