our hero advances the pawn from H2 to H3, and rat sets the knight on F8, watching every square. A clean strike: our hero's pawn topples the pawn on G4.

From the dark, Rat pushes the pawn to E6, and right after that our hero's pawn takes F4, leaving F2 behind. Rat answers by moving the king from E8 to D7; then our hero slides the pawn across the board, from F4 to F5.

With dungeon cunning, Rat brings the king to D6. From F5 to G6, our hero's pawn swallows Rat's pawn.

Rat's pawn advances from A5 to A4. our hero advances the pawn from G6 to G7, while rat sets the knight on H7, watching every square.

Promotion: on G8, our hero turns a pawn into a queen.

From the dark, Rat pushes the king to D5. A clean strike: our hero's queen topples the knight on H7.

Rat answers by moving the king from D5 to C4. From D3, our hero's queen forces Rat to defend.

With dungeon cunning, Rat brings the king to B4. By taking the pawn on A3, our hero drives Rat into check.

Rat's king advances from B4 to A5. By taking the pawn on C5, our hero drives Rat into check.

Rat sets the king on A6, watching every square; then without hurry or fear, our hero places the pawn on B4. From the dark, Rat pushes the pawn to E5.

By taking the pawn on C6, our hero drives Rat into check.

Rat answers by moving the king from A6 to A7; then our hero slides the pawn across the board, from B4 to B5. With dungeon cunning, Rat brings the king to B8.

With a steady hand, our hero brings the pawn to B6, and rat's pawn advances from A4 to A3. By taking the pawn on C7, our hero drives Rat into check.

Rat sets the king on A8, watching every square. our hero gives check with the pawn on B7.

From the dark, Rat pushes the king to A7. Promotion: on B8, our hero turns a pawn into a queen.

Rat answers by moving the king from A7 to A6. our hero delivers the final mate from B6.