A clean strike: Camilo P.'s rook topples the rook on A4.

From the dark, Bat pushes the king to D7. From A4 to E4, Camilo P.'s rook swallows Bat's pawn.

Bat answers by moving the pawn from B6 to B5; then camilo P. slides the rook across the board, from E4 to H4. With dungeon cunning, Bat brings the knight to C7.

From H4 to H6, Camilo P.'s rook swallows Bat's pawn.

Bat's knight advances from C7 to D5. Camilo P. gives check with the rook on H7.

Bat sets the king on E6, watching every square. From H7 to B7, Camilo P.'s rook swallows Bat's pawn.

From the dark, Bat pushes the knight to B4. A clean strike: Camilo P.'s rook topples the pawn on B5.

Bat answers by moving the king from E6 to D7. Camilo P. gives check with the rook on B7.

With dungeon cunning, Bat brings the king to E6. With a steady hand, Camilo P. brings the pawn to G4. Bat gives check with the knight on C2.

Camilo P. advances the king from E1 to D2, and bat sets the knight on E1, watching every square. A clean strike: Camilo P.'s king topples the knight on E1.

From the dark, Bat pushes the king to F6. From G5, Camilo P.'s pawn forces Bat to defend.

Bat answers by moving the king from F6 to E6; then camilo P. slides the pawn across the board, from G5 to G6. With dungeon cunning, Bat brings the pawn to C4.

With a steady hand, Camilo P. brings the pawn to G7, and bat's king advances from E6 to F6. Promotion: on G8, Camilo P. turns a pawn into a queen.

Bat sets the pawn on D5, watching every square. Check: Camilo P. tightens the net by bringing the rook to B6.

From the dark, Bat pushes the king to F5. Camilo P. gives check with the queen on F8.

Bat answers by moving the king from F5 to G4. From G6, Camilo P.'s rook forces Bat to defend.

With dungeon cunning, Bat brings the king to H5. With a steady hand, Camilo P. brings the queen to G8, while bat's pawn advances from E5 to E4.

Camilo P. advances the rook from G6 to G2, and bat sets the pawn on C3, watching every square. Mate. Camilo P.'s rook on H2 leaves Bat with no escape.