A clean strike: Alberto C.'s pawn topples the pawn on A3.

Rat sets the knight on B6, watching every square, and right after that without hurry or fear, Alberto C. places the bishop on B2. From the dark, Rat pushes the king to D8; then long castle: Alberto C. shifts the king to a new refuge.

Rat answers by moving the pawn from C5 to C4, and right after that alberto C. slides the pawn across the board, from C2 to C3. With dungeon cunning, Rat brings the king to D7.

With a steady hand, Alberto C. brings the pawn to E4, while rat's king advances from D7 to E8. Alberto C. advances the knight from G1 to E2, and rat sets the knight on C8, watching every square.

Without hurry or fear, Alberto C. places the knight on F4. From the dark, Rat pushes the king to F7, and right after that alberto C.'s pawn takes E5, leaving E4 behind.

Rat answers by moving the pawn from G6 to G5; then alberto C. slides the knight across the board, from F4 to E2. With dungeon cunning, Rat brings the king to E8.

With a steady hand, Alberto C. brings the knight to D4, and rat's pawn advances from G4 to G3. A clean strike: Alberto C.'s pawn topples the pawn on G3.

Rat sets the knight on B6, watching every square. From D4 to C6, Alberto C.'s knight swallows Rat's pawn.

From the dark, Rat pushes the pawn to G4. A clean strike: Alberto C.'s knight topples the pawn on A5.

Rat answers by moving the king from E8 to F8. From H8, Alberto C.'s rook forces Rat to defend.

With dungeon cunning, Rat brings the king to G7. With a steady hand, Alberto C. brings the rook to H4, while rat's king advances from G7 to G8.

By taking the pawn on G4, Alberto C. drives Rat into check.

Rat sets the king on F7, watching every square; then without hurry or fear, Alberto C. places the pawn on F4. From the dark, Rat pushes the pawn to E6, and right after that alberto C.'s rook takes H4, leaving G4 behind.

Rat answers by moving the king from F7 to G7. Alberto C. gives check with the rook on G4.

With dungeon cunning, Rat brings the king to F8. With a steady hand, Alberto C. brings the rook to G6, and rat's king advances from F8 to F7.

Alberto C. advances the rook from G6 to H6, while rat sets the king on G7, watching every square. From H6 to E6, Alberto C.'s rook swallows Rat's pawn.

From the dark, Rat pushes the knight to A4; then alberto C.'s bishop takes A1, leaving B2 behind. Rat answers by moving the king from G7 to G8, and right after that alberto C. slides the rook across the board, from E6 to C6.

With dungeon cunning, Rat brings the king to H8. A clean strike: Alberto C.'s rook topples the pawn on C4.

Rat's king advances from H8 to G7. From C4 to A4, Alberto C.'s rook swallows Rat's knight.

Rat sets the king on G6, watching every square; then without hurry or fear, Alberto C. places the rook on C4. From the dark, Rat pushes the king to F7.

By taking the pawn on C7, Alberto C. drives Rat into check.

Rat answers by moving the king from F7 to G8; then alberto C. slides the pawn across the board, from E5 to E6. With dungeon cunning, Rat brings the king to H8.

With a steady hand, Alberto C. brings the pawn to E7, and rat's king advances from H8 to G7. Promotion: on E8, Alberto C. turns a pawn into a queen.

Rat sets the king on F6, watching every square, and right after that without hurry or fear, Alberto C. places the queen on B5. From the dark, Rat pushes the king to E6.

Check: Alberto C. tightens the net by bringing the rook to C6.

Rat answers by moving the king from E6 to F7. Alberto C. gives check with the queen on B7.

With dungeon cunning, Rat brings the king to G8. Mate. Alberto C.'s rook on C8 leaves Rat with no escape.