A clean strike: Arcángel S.'s pawn topples the pawn on E3.

Spider answers by moving the knight from E4 to D6, and right after that arcángel S. slides the rook across the board, from A1 to B1. With dungeon cunning, Spider brings the pawn to A3.

Check: Arcángel S. tightens the net by bringing the rook to B8.

Spider's king advances from E8 to F7. Arcángel S. advances the rook from B8 to A8, and spider sets the knight on B7, watching every square.

A clean strike: Arcángel S.'s rook topples the pawn on A6.

From the dark, Spider pushes the pawn to E4, and right after that arcángel S.'s pawn takes H4, leaving H2 behind. Spider answers by moving the king from F7 to E8; then arcángel S. slides the pawn across the board, from G2 to G3.

With dungeon cunning, Spider brings the knight to G4. From A6 to G6, Arcángel S.'s rook swallows Spider's pawn.

Spider's king advances from E8 to D8. A clean strike: Arcángel S.'s rook topples the knight on G4.

Spider sets the pawn on E5, watching every square. From G4 to E4, Arcángel S.'s rook swallows Spider's pawn.

In that instant, Backstab: one of Spider's pieces vanishes without a trace.

From the dark, Spider pushes the knight to D6. Arcángel S.'s rook takes A4, leaving E4 behind, and right after that spider answers by moving the knight from D6 to B5.

Check: Arcángel S. tightens the net by bringing the rook to A8.

With dungeon cunning, Spider brings the king to E7, while with a steady hand, Arcángel S. brings the pawn to H5. Spider's king advances from E7 to F6, and arcángel S. advances the pawn from H5 to H6.

Spider sets the pawn on C5, watching every square. Without hurry or fear, Arcángel S. places the pawn on H7, and right after that from the dark, Spider pushes the knight to C7.

From A8 to A3, Arcángel S.'s rook swallows Spider's pawn.

Spider answers by moving the king from F6 to G6. Promotion: on H8, Arcángel S. turns a pawn into a queen.

With dungeon cunning, Spider brings the king to F7, and with a steady hand, Arcángel S. brings the queen to H6. Spider's king advances from F7 to G8, while arcángel S. advances the pawn from G3 to G4.

Spider sets the knight on B5, watching every square. Without hurry or fear, Arcángel S. places the rook on A6; then from the dark, Spider pushes the knight to D6.

Arcángel S.'s pawn takes G5, leaving G4 behind, and right after that spider answers by moving the knight from D6 to F7. Arcángel S. slides the queen across the board, from H6 to B6.

With dungeon cunning, Spider brings the knight to E5. A clean strike: Arcángel S.'s queen topples the pawn on C5.

Spider's knight advances from E5 to D7. From C5 to C3, Arcángel S.'s queen swallows Spider's pawn.

Spider sets the knight on F8, watching every square. Without hurry or fear, Arcángel S. places the rook on A7, and right after that from the dark, Spider pushes the knight to H7.

From C8, Arcángel S.'s queen forces Spider to defend.

Spider answers by moving the knight from H7 to F8, while arcángel S. slides the knight across the board, from G1 to H3. With dungeon cunning, Spider brings the king to H8, and with a steady hand, Arcángel S. brings the knight to F4.

Spider's king advances from H8 to G8, while arcángel S. advances the pawn from C2 to C3. Spider sets the king on H8, watching every square.

Without hurry or fear, Arcángel S. places the pawn on C4; then from the dark, Spider pushes the king to G8. Arcángel S.'s queen takes C6, leaving C8 behind, and right after that spider answers by moving the knight from F8 to H7.

Arcángel S. slides the queen across the board, from C6 to B6. With dungeon cunning, Spider brings the king to F8, while with a steady hand, Arcángel S. brings the pawn to C5.

Spider's king advances from F8 to E8, and arcángel S. advances the pawn from C5 to C6. Spider sets the knight on F8, watching every square.

Without hurry or fear, Arcángel S. places the pawn on C7, and right after that from the dark, Spider pushes the king to D7. Arcángel S.'s queen takes B8, leaving B6 behind; then spider answers by moving the king from D7 to D6.

By taking the knight on F8, Arcángel S. drives Spider into check.

With dungeon cunning, Spider brings the king to C6, and with a steady hand, Arcángel S. brings the queen to F5. Spider's king advances from C6 to B6, while arcángel S. advances the rook from A7 to A4.

Spider advances to C7 and claims our pawn.

Without hurry or fear, Arcángel S. places the rook on A6; then from the dark, Spider pushes the king to B7. Arcángel S.'s queen takes F6, leaving F5 behind, and right after that spider answers by moving the king from B7 to C8.

Arcángel S. slides the pawn across the board, from G5 to G6. With dungeon cunning, Spider brings the king to B7, while with a steady hand, Arcángel S. brings the pawn to G7.

Spider's king advances from B7 to C8. Promotion: on G8, Arcángel S. turns a pawn into a queen.

Spider sets the king on B7, watching every square. Without hurry or fear, Arcángel S. places the queen on G5, and right after that from the dark, Spider pushes the king to C7.

Arcángel S. gives check with the queen on F7.

Spider answers by moving the king from C7 to B8. Mate. Arcángel S.'s queen on G8 leaves Spider with no escape.