From B2 to C3, our hero's pawn swallows Slug's pawn.

Slug answers by moving the bishop from D6 to B4; then our hero slides the bishop across the board, from C1 to D2. With dungeon cunning, Slug brings the king to F8.

From C3 to B4, our hero's pawn swallows Slug's bishop.

Slug's pawn advances from D7 to D5. By taking the pawn on H6, our hero drives Slug into check.

Slug sets the king on G8, watching every square. From F2 to G3, our hero's pawn swallows Slug's knight.

From the dark, Slug pushes the king to F7; then our hero's pawn takes E3, leaving E2 behind. Slug answers by moving the king from F7 to F6, and right after that our hero slides the bishop across the board, from H6 to F8.

With dungeon cunning, Slug brings the pawn to H6. A clean strike: our hero's bishop topples the pawn on H6.

Slug's king advances from F6 to G6. our hero advances the bishop from H6 to F8, and slug sets the king on F7, watching every square.

Without hurry or fear, our hero places the bishop on H6. From the dark, Slug pushes the king to G8, and right after that our hero's bishop takes G5, leaving H6 behind.

Slug answers by moving the king from G8 to F8; then our hero slides the pawn across the board, from B4 to B5. With dungeon cunning, Slug brings the pawn to D4.

From E3 to D4, our hero's pawn swallows Slug's pawn.

Slug's king advances from F8 to G7. A clean strike: our hero's pawn topples the pawn on E5.

Slug sets the king on F7, watching every square, and right after that without hurry or fear, our hero places the pawn on B6. From the dark, Slug pushes the king to F8; then our hero's pawn takes B7, leaving B6 behind.

Slug answers by moving the king from F8 to F7. Promotion: on B8, our hero turns a pawn into a queen.

With dungeon cunning, Slug brings the king to G6. With a steady hand, our hero brings the bishop to F4, while slug's king advances from G6 to H7.

our hero advances the queen from B8 to C7, and slug sets the king on G8, watching every square. A clean strike: our hero's queen topples the pawn on E7.

From the dark, Slug pushes the king to H8, and right after that our hero's bishop takes H6, leaving F4 behind. Slug answers by moving the king from H8 to G8.

our hero delivers the final mate from G7.