From A8, our hero's rook forces Alpha Bat to defend.

Alpha Bat sets the knight on B8, watching every square. By taking the knight on B8, our hero drives Alpha Bat into check.

From the dark, Alpha Bat pushes the king to D7; then our hero's pawn takes B4, leaving B2 behind. Alpha Bat answers by moving the pawn from E4 to E3.

From E2 to D3, our hero's pawn swallows Alpha Bat's pawn.

With dungeon cunning, Alpha Bat brings the rook to E5. With a steady hand, our hero brings the pawn to B5, while alpha Bat's pawn advances from F4 to F3.

our hero advances the pawn from B5 to B6. Check from Alpha Bat: the pawn plants itself on F2.

Without hurry or fear, our hero places the king on E2. Alpha Bat's pawn crowns on F1 and a hostile rook is born.

From E2 to F1, our hero's king swallows Alpha Bat's rook.

Alpha Bat answers by moving the bishop from F7 to G6; then our hero slides the pawn across the board, from B6 to B7. With dungeon cunning, Alpha Bat brings the bishop to E8.

With a steady hand, our hero brings the rook to A8, and alpha Bat's bishop advances from E8 to H5. Promotion: on B8, our hero turns a pawn into a queen.

Alpha Bat sets the bishop on G4, watching every square. our hero gives check with the rook on A7.

From the dark, Alpha Bat pushes the king to E6; then our hero's queen takes H8, leaving B8 behind. Alpha Bat answers by moving the king from E6 to D5.

From H8 to H6, our hero's queen swallows Alpha Bat's bishop.

Alpha Bat's pawn reaches E2 and threatens our hero's king.

With a steady hand, our hero brings the king to E1, while alpha Bat's rook advances from E5 to F5. From A5, our hero's rook forces Alpha Bat to defend.

Alpha Bat sets the king on C6, watching every square. A clean strike: our hero's queen topples the pawn on H4.

From the dark, Alpha Bat pushes the pawn to D5. From H4 to G4, our hero's queen swallows Alpha Bat's bishop.

Check from Alpha Bat: the rook plants itself on F1.

A clean strike: our hero's king topples the pawn on E2.

With dungeon cunning, Alpha Bat brings the rook to F8. From G4 to D4, our hero's queen swallows Alpha Bat's pawn.

Alpha Bat's pawn advances from E7 to E5. A clean strike: our hero's queen topples the pawn on E5.

Alpha Bat sets the rook on E8, watching every square. By taking the rook on E8, our hero drives Alpha Bat into check.

From the dark, Alpha Bat pushes the king to B6; then our hero's queen takes A8, leaving E8 behind. Alpha Bat answers by moving the king from B6 to C7, and right after that our hero slides the rook across the board, from A5 to B5.

With dungeon cunning, Alpha Bat brings the king to D6. With a steady hand, our hero brings the queen to C8, while alpha Bat's king advances from D6 to E5.

our hero advances the queen from C8 to C6, and alpha Bat sets the king on F5, watching every square. By taking the pawn on D5, our hero drives Alpha Bat into check.

From the dark, Alpha Bat pushes the king to G4, and right after that our hero's queen takes F6, leaving C6 behind. Alpha Bat answers by moving the pawn from H3 to H2.

Check: our hero tightens the net by bringing the queen to F5.

With dungeon cunning, Alpha Bat brings the king to H4. our hero gives check with the rook on D4.

Alpha Bat's king advances from H4 to G3. From F4, our hero's queen forces Alpha Bat to defend.

Alpha Bat sets the king on G2, watching every square, and right after that without hurry or fear, our hero places the knight on H3. Alpha Bat's pawn crowns on H1 and a hostile rook is born.

our hero's knight takes F2, leaving H3 behind. Check from Alpha Bat: the rook plants itself on E1.

From E2 to E1, our hero's king swallows Alpha Bat's rook.

With dungeon cunning, Alpha Bat brings the king to G1. our hero delivers the final mate from G3.