From A1 to A4, our hero's rook swallows Pit Spider's pawn.

From the dark, Pit Spider pushes the knight to F6; then our hero's rook takes A7, leaving A4 behind. Pit Spider answers by moving the pawn from B4 to B3, and right after that our hero slides the knight across the board, from G1 to F3.

With dungeon cunning, Pit Spider brings the pawn to C4. With a steady hand, our hero brings the knight to D4, while pit Spider's bishop advances from E6 to F5.

our hero advances the pawn from E2 to E4, and pit Spider sets the pawn on G4, watching every square. A clean strike: our hero's pawn topples the bishop on F5.

our hero activates Backstab and silently removes a threat from Pit Spider.

From the dark, Pit Spider pushes the king to F7. our hero's knight takes E6, leaving D4 behind; then pit Spider answers by moving the king from F7 to F6.

A clean strike: our hero's knight topples the rook on C7.

Check from Pit Spider: the rook plants itself on E7.

With a steady hand, our hero brings the king to D1. Pit Spider gives check with the rook on D7.

our hero advances the king from D1 to C1. Pit Spider advances to F5 and claims our pawn.

Without hurry or fear, our hero places the knight on B5; then from the dark, Pit Spider pushes the king to F4. our hero's rook takes A4, leaving A7 behind, and right after that pit Spider answers by moving the king from F4 to F3.

From A4 to C4, our hero's rook swallows Pit Spider's pawn.

With dungeon cunning, Pit Spider brings the king to G2, while with a steady hand, our hero brings the rook to C3. In that instant, Backstab: one of Pit Spider's pieces vanishes without a trace.

Pit Spider's pawn advances from G4 to G3; then our hero advances the knight from B5 to A7. Pit Spider sets the king on H2, watching every square, and right after that without hurry or fear, our hero places the rook on E3.

From the dark, Pit Spider pushes the rook to E7. From E3 to E7, our hero's rook swallows Pit Spider's rook.

Pit Spider answers by moving the pawn from H5 to H4. our hero slides the rook across the board, from E7 to G7. our hero activates Backstab and silently removes a threat from Pit Spider.

With dungeon cunning, Pit Spider brings the pawn to B6, while with a steady hand, our hero brings the rook to H7. Pit Spider's king advances from H2 to H1.

By taking the pawn on H4, our hero drives Pit Spider into check.

Pit Spider sets the king on G1, watching every square. From G4, our hero's rook forces Pit Spider to defend.

our hero activates Backstab and silently removes a threat from Pit Spider.

From the dark, Pit Spider pushes the king to F2. our hero's pawn takes B4, leaving B2 behind, while pit Spider answers by moving the king from F2 to E2.

our hero slides the knight across the board, from A7 to C8, and with dungeon cunning, Pit Spider brings the king to F3. With a steady hand, our hero brings the rook to G6.

Pit Spider's king advances from F3 to E3. From G6 to B6, our hero's rook swallows Pit Spider's pawn.

Pit Spider sets the king on F4, watching every square; then without hurry or fear, our hero places the rook on E6. From the dark, Pit Spider pushes the king to G5.

our hero's pawn takes B5, leaving B4 behind, and pit Spider answers by moving the king from G5 to H5. our hero slides the pawn across the board, from B5 to B6, while with dungeon cunning, Pit Spider brings the king to G4.

With a steady hand, our hero brings the pawn to B7. Pit Spider's king advances from G4 to G5.

Promotion: on B8, our hero turns a pawn into a queen.

Pit Spider sets the king on H5, watching every square, and right after that without hurry or fear, our hero places the knight on D6. From the dark, Pit Spider pushes the king to H4.

our hero's queen takes F8, leaving B8 behind, while pit Spider answers by moving the king from H4 to H3. our hero slides the rook across the board, from E6 to G6, and with dungeon cunning, Pit Spider brings the king to H2.

our hero delivers the final mate from H8.