From B2 to A3, our hero's pawn swallows Giant Rat's pawn.

Giant Rat's king advances from E8 to D7. our hero advances the pawn from F2 to F3, while giant Rat sets the pawn on C5, watching every square.

From F3 to G4, our hero's pawn swallows Giant Rat's pawn.

From the dark, Giant Rat pushes the king to E6; then our hero's pawn takes G5, leaving G4 behind. Giant Rat answers by moving the pawn from E5 to E4, and right after that our hero slides the pawn across the board, from G5 to G6.

With dungeon cunning, Giant Rat brings the pawn to D5. With a steady hand, our hero brings the pawn to G7, while giant Rat's king advances from E6 to F7.

our hero advances the bishop from C1 to B2. Giant Rat captures the pawn on D2 and puts our hero in check.

A clean strike: our hero's king topples the bishop on D2.

From the dark, Giant Rat pushes the pawn to D4, and right after that our hero's pawn takes E3, leaving E2 behind. Giant Rat gives check with the pawn on C3.

A clean strike: our hero's bishop topples the pawn on C3.

Giant Rat captures the pawn on E3 and puts our hero in check.

From D2 to E3, our hero's king swallows Giant Rat's pawn.

Giant Rat's king advances from F7 to G8. our hero advances the rook from A1 to F1, while giant Rat sets the pawn on A5, watching every square.

Check: our hero tightens the net by bringing the rook to F8.

From the dark, Giant Rat pushes the king to H7. Promotion: on G8, our hero turns a pawn into a queen.

Giant Rat answers by moving the king from H7 to H6, and right after that our hero slides the rook across the board, from F8 to F7. With dungeon cunning, Giant Rat brings the king to H5.

our hero delivers the final mate from H7.