A clean strike: Alberto C.'s pawn topples the pawn on D3.

Alpha Bat advances to G2 and claims our pawn.

From F1 to G2, Alberto C.'s bishop swallows Alpha Bat's pawn.

Alpha Bat sets the rook on G5, watching every square. A clean strike: Alberto C.'s bishop topples the pawn on E4.

From the dark, Alpha Bat pushes the pawn to D5, and right after that alberto C.'s bishop takes F3, leaving E4 behind. Alpha Bat answers by moving the king from E8 to F8; then alberto C. slides the queen across the board, from D1 to E2.

With dungeon cunning, Alpha Bat brings the bishop to H5. From F3 to H5, Alberto C.'s bishop swallows Alpha Bat's bishop.

Alpha Bat's king advances from F8 to G8. Alberto C. advances the bishop from H5 to F3, while alpha Bat sets the knight on E5, watching every square.

By taking the pawn on D5, Alberto C. drives Alpha Bat into check.

From the dark, Alpha Bat pushes the pawn to E6. By taking the pawn on E6, Alberto C. drives Alpha Bat into check.

Alpha Bat answers by moving the king from G8 to H8, and right after that alberto C. slides the knight across the board, from G1 to F3. Alpha Bat captures the knight on F3 and puts Alberto C. in check.

A clean strike: Alberto C.'s queen topples the knight on F3.

Check from Alpha Bat: the rook plants itself on E5.

Alberto C. advances the king from E1 to F1. Alpha Bat moves the rook from E5 to E6 and topples Alberto C.'s bishop.

Without hurry or fear, Alberto C. places the queen on H5. From the dark, Alpha Bat pushes the pawn to H3. From H5 to H3, Alberto C.'s queen swallows Alpha Bat's pawn.

Alpha Bat answers by moving the rook from E6 to F6; then alberto C. slides the knight across the board, from B1 to A3. With dungeon cunning, Alpha Bat brings the king to H7.

Alberto C.'s clock hits zero. Alpha Bat celebrates the win.