A clean strike: Jonathan H.'s pawn topples the knight on G3.

Slug's bishop advances from D6 to B4. From B2 to C3, Jonathan H.'s pawn swallows Slug's pawn.

Slug sets the bishop on C5, watching every square. A clean strike: Jonathan H.'s bishop topples the pawn on H6.

From the dark, Slug pushes the king to F7, and right after that jonathan H.'s king takes E2, leaving E1 behind. Slug answers by moving the king from F7 to G6; then jonathan H. slides the bishop across the board, from H6 to D2.

With dungeon cunning, Slug brings the pawn to H6. With a steady hand, Jonathan H. brings the king to D3, and slug's pawn advances from D7 to D6.

Jonathan H. advances the king from D3 to E4, while slug sets the bishop on B4, watching every square. From C3 to B4, Jonathan H.'s pawn swallows Slug's bishop.

From the dark, Slug pushes the king to G7; then jonathan H.'s pawn takes B5, leaving B4 behind. Slug answers by moving the king from G7 to G6, and right after that jonathan H. slides the pawn across the board, from B5 to B6.

With dungeon cunning, Slug brings the pawn to H5. With a steady hand, Jonathan H. brings the pawn to B7, while slug's king advances from G6 to H7.

Promotion: on B8, Jonathan H. turns a pawn into a queen.

Slug sets the king on G7, watching every square; then without hurry or fear, Jonathan H. places the queen on E8. Slug's pawn reaches D5 and threatens Jonathan H.'s king.

From E4 to E5, Jonathan H.'s king swallows Slug's pawn.

Slug answers by moving the king from G7 to H7. By taking the pawn on E7, Jonathan H. drives Slug into check.

With dungeon cunning, Slug brings the king to G6. By taking the pawn on E6, Jonathan H. drives Slug into check.

Slug's king advances from G6 to H7. Jonathan H. gives check with the queen on H6.

Slug sets the king on G8, watching every square, and right after that without hurry or fear, Jonathan H. places the king on F6. From the dark, Slug pushes the pawn to H4.

Jonathan H. delivers the final mate from G7.