A clean strike: Raúl V.'s pawn topples the pawn on A3.

Rat's knight advances from C6 to E5. Raúl V. advances the bishop from C1 to B2, and rat sets the knight on C4, watching every square.

Without hurry or fear, Raúl V. places the bishop on C3. From the dark, Rat pushes the pawn to C6, and right after that raúl V.'s pawn takes D3, leaving D2 behind.

Rat answers by moving the knight from C4 to B6. A clean strike: Raúl V.'s bishop topples the pawn on A5.

With dungeon cunning, Rat brings the knight to D5. With a steady hand, Raúl V. brings the pawn to C4, and rat's pawn advances from E7 to E6.

A clean strike: Raúl V.'s pawn topples the knight on D5.

Rat sets the king on E7, watching every square. From D5 to C6, Raúl V.'s pawn swallows Rat's pawn.

From the dark, Rat pushes the pawn to D5; then raúl V.'s pawn takes C7, leaving C6 behind. Rat answers by moving the king from E7 to F8.

Promotion: on C8, Raúl V. turns a pawn into a queen.

With dungeon cunning, Rat brings the king to G7. A clean strike: Raúl V.'s queen topples the pawn on E6.

Rat's pawn advances from C5 to C4. From D3 to C4, Raúl V.'s pawn swallows Rat's pawn.

Rat sets the king on H6, watching every square. A clean strike: Raúl V.'s queen topples the pawn on D5.

From the dark, Rat pushes the pawn to G5, and right after that raúl V.'s rook takes D1, leaving A1 behind. Rat answers by moving the king from H6 to H7.

From D7, Raúl V.'s queen forces Rat to defend.

With dungeon cunning, Rat brings the king to H8. With a steady hand, Raúl V. brings the rook to D6, and rat's king advances from H8 to G8.

Raúl V. gives check with the rook on G6.

Rat sets the king on H8, watching every square. Mate. Raúl V.'s queen on G7 leaves Rat with no escape.