our hero gives check with the rook on A8.

Alpha Bat answers by moving the knight from D7 to B8. By taking the knight on B8, our hero drives Alpha Bat into check.

With dungeon cunning, Alpha Bat brings the king to D7. With a steady hand, our hero brings the bishop to A3. Alpha Bat's pawn reaches D2 and threatens our hero's king.

A clean strike: our hero's king topples the pawn on D2.

Check from Alpha Bat: the pawn plants itself on F3.

Without hurry or fear, our hero places the king on E1. From the dark, Alpha Bat pushes the rook to H5; then our hero's king takes D1, leaving E1 behind.

Alpha Bat answers by moving the rook from H5 to F5, and right after that our hero slides the bishop across the board, from A3 to C1. With dungeon cunning, Alpha Bat brings the bishop to F4.

A clean strike: our hero's bishop topples the bishop on F4.

Alpha Bat gives check with the bishop on B3.

our hero advances the king from D1 to D2, and alpha Bat sets the bishop on A2, watching every square. A clean strike: our hero's bishop topples the pawn on D6.

From the dark, Alpha Bat pushes the rook to F6. From D6 to E7, our hero's bishop swallows Alpha Bat's pawn.

Alpha Bat moves the king from D7 to E7 and topples our hero's bishop.

Check: our hero tightens the net by bringing the rook to B7.

With dungeon cunning, Alpha Bat brings the king to D6. With a steady hand, our hero brings the king to C2, and alpha Bat's bishop advances from A2 to G8.

our hero advances the rook from B7 to B8, while alpha Bat sets the bishop on H7, watching every square. Without hurry or fear, our hero places the rook on B7.

From the dark, Alpha Bat pushes the bishop to G6; then our hero's rook takes B4, leaving B7 behind. Check from Alpha Bat: the pawn plants itself on E3.

our hero slides the king across the board, from C2 to D1. Alpha Bat gives check with the pawn on E2.

With a steady hand, our hero brings the king to E1, while alpha Bat's king advances from D6 to C6. From B4 to D4, our hero's rook swallows Alpha Bat's pawn.

Alpha Bat sets the bishop on H5, watching every square. A clean strike: our hero's rook topples the pawn on H4.

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

Alpha Bat answers by moving the rook from F6 to F5; then our hero slides the rook across the board, from G4 to G3. With dungeon cunning, Alpha Bat brings the rook to F6.

From G3 to H3, our hero's rook swallows Alpha Bat's pawn.

Alpha Bat's rook advances from F6 to D6. A clean strike: our hero's rook topples the pawn on F3.

Alpha Bat sets the king on D7, watching every square. From E1 to E2, our hero's king swallows Alpha Bat's pawn.

From the dark, Alpha Bat pushes the king to E6; then our hero's rook takes D3, leaving F3 behind. Alpha Bat answers by moving the king from E6 to F6.

By taking the rook on D6, our hero drives Alpha Bat into check.

With dungeon cunning, Alpha Bat brings the king to F7. With a steady hand, our hero brings the pawn to H4, while alpha Bat's king advances from F7 to G8.

our hero advances the pawn from H4 to H5, and alpha Bat sets the king on H7, watching every square. Without hurry or fear, our hero places the pawn on F4.

From the dark, Alpha Bat pushes the king to G7. our hero gives check with the pawn on H6.

Alpha Bat answers by moving the king from G7 to H8; then our hero slides the pawn across the board, from F4 to F5. With dungeon cunning, Alpha Bat brings the king to G8.

With a steady hand, our hero brings the pawn to F6, and alpha Bat's king advances from G8 to H7. our hero advances the pawn from F6 to F7, while alpha Bat sets the king on H8, watching every square.

Promotion: on F8, our hero turns a pawn into a queen.

From the dark, Alpha Bat pushes the king to H7. Check: our hero tightens the net by bringing the rook to D7.

Alpha Bat answers by moving the king from H7 to G6, and right after that our hero slides the pawn across the board, from H6 to H7. With dungeon cunning, Alpha Bat brings the king to G5.

Promotion: on H8, our hero turns a pawn into a queen.

Alpha Bat's king advances from G5 to G6. our hero delivers the final mate from G7.