Benjamín A. advances the pawn from G2 to G3, and right after that stalker sets the queen on F3, watching every square. Without hurry or fear, Benjamín A. places the rook on A3.

Check from Stalker: the rook plants itself on E4.

Benjamín A.'s rook takes E3, leaving A3 behind. Stalker answers by moving the pawn from A4 to A3, and benjamín A. slides the pawn across the board, from G3 to G4.

With dungeon cunning, Stalker brings the pawn to A2. With a steady hand, Benjamín A. brings the pawn to D4, and right after that stalker's rook advances from G7 to H7.

Benjamín A. advances the king from E1 to D2. After toppling the rook on E3, Stalker threatens Benjamín A.'s king.

Without hurry or fear, Benjamín A. places the king on C2. Stalker's queen reaches D3 and threatens Benjamín A.'s king.

Benjamín A.'s king takes C1, leaving C2 behind. Stalker answers by moving the rook from E4 to E2, while benjamín A. slides the pawn across the board, from B2 to B4.

Checkmate: Stalker finishes Benjamín A. on A1.