A clean strike: our hero's pawn topples the bishop on B3.

Slug sets the pawn on F5, watching every square. From B2 to C3, our hero's pawn swallows Slug's pawn.

From the dark, Slug pushes the king to D7; then our hero's pawn takes D3, leaving D2 behind. Slug answers by moving the pawn from C5 to C4.

From B3 to C4, our hero's pawn swallows Slug's pawn.

With dungeon cunning, Slug brings the king to C7. A clean strike: our hero's pawn topples the pawn on B5.

Slug's king advances from C7 to D8. From D3 to E4, our hero's pawn swallows Slug's pawn.

Slug sets the king on E7, watching every square; then without hurry or fear, our hero places the pawn on F3. From the dark, Slug pushes the king to F8.

From E4 to F5, our hero's pawn swallows Slug's pawn.

Slug answers by moving the pawn from D6 to D5; then our hero slides the pawn across the board, from F5 to F6. With dungeon cunning, Slug brings the pawn to D4.

From C3 to D4, our hero's pawn swallows Slug's pawn.

Slug's king advances from F8 to G8. our hero advances the pawn from D4 to D5, while slug sets the king on F7, watching every square.

Without hurry or fear, our hero places the pawn on D6. From the dark, Slug pushes the king to G8; then our hero's pawn takes D7, leaving D6 behind.

Slug answers by moving the king from G8 to H8. Promotion: on D8, our hero turns a pawn into a queen.

With dungeon cunning, Slug brings the king to H7. With a steady hand, our hero brings the pawn to F7, while slug's king advances from H7 to G7.

Promotion: on F8, our hero turns a pawn into a queen.

Slug sets the king on H7, watching every square. our hero gives check with the queen on G8.

From the dark, Slug pushes the king to H6. Mate. our hero's queen on H4 leaves Slug with no escape.