Yeray D.'s king takes F2, leaving E1 behind. Stealth. Yeray D.'s trap leaves Pit Spider confused.

Pit Spider answers by moving the pawn from B4 to B3; then yeray D. slides the king across the board, from F2 to F3. Check from Pit Spider: the bishop plants itself on E4.

With a steady hand, Yeray D. brings the king to E3. Pit Spider gives check with the bishop on G6.

Yeray D. advances the king from E3 to F3, while pit Spider sets the pawn on A3, watching every square. Without hurry or fear, Yeray D. places the king on F2, and from the dark, Pit Spider pushes the rook to C4.

Yeray D.'s king takes F1, leaving F2 behind. Pit Spider gives check with the bishop on D3.

Yeray D. slides the king across the board, from F1 to F2. Pit Spider's rook reaches F6 and threatens Yeray D.'s king.

With a steady hand, Yeray D. brings the king to E3. Pit Spider's knight advances from C3 to A2. Yeray D. claims the enemy bishop by landing on D3.

Pit Spider gives check with the rook on D4.

Without hurry or fear, Yeray D. places the king on E2. Pit Spider's knight reaches C1 and threatens Yeray D.'s king.

Yeray D.'s king takes E1, leaving E2 behind, and pit Spider answers by moving the rook from D4 to H4. Yeray D. slides the king across the board, from E1 to D1.

Pit Spider gives check with the rook on F1.

With a steady hand, Yeray D. brings the king to D2. Pit Spider's pawn advances from B3 to B2; then yeray D. advances the king from D2 to C3.

On B1, Pit Spider promotes and gains a reinforcing knight.

Without hurry or fear, Yeray D. places the king on C2. Pit Spider gives check with the rook on H2.

Yeray D. captures the enemy knight: the king leaps from C2 to B1.

Pit Spider's edge falls on D3 and it is mate against Yeray D.