our hero advances the pawn from H2 to H4, and right after that slug sets the bishop on C2, watching every square. Without hurry or fear, our hero places the king on F2.

From the dark, Slug pushes the pawn to C4, while our hero's pawn takes H5, leaving H4 behind. Slug answers by moving the king from E8 to D8, and our hero slides the pawn across the board, from H5 to H6.

With dungeon cunning, Slug brings the bishop to B1. With a steady hand, our hero brings the pawn to H7, and right after that slug's king advances from D8 to E7.

our hero's pawn crowns on H8 and becomes a queen.

Slug sets the pawn on C2, watching every square, while without hurry or fear, our hero places the queen on H7. Slug's pawn reaches E3 and threatens our hero's king.

our hero captures the enemy pawn: the king leaps from F2 to E3.

On C1, Slug promotes and gains a reinforcing queen.

our hero slides the king across the board, from E3 to D4. Slug gives check with the queen on D2.

With a steady hand, our hero brings the queen to D3. Slug's edge falls on D3 and it is mate against our hero.