A clean strike: our hero's rook topples the pawn on A4.

Bat's rook advances from D5 to D2. From C1 to D2, our hero's bishop swallows Bat's rook.

Bat sets the king on F7, watching every square; then without hurry or fear, our hero places the rook on A7. From the dark, Bat pushes the king to G8.

From A7 to B7, our hero's rook swallows Bat's pawn.

Bat answers by moving the pawn from H6 to H5. A clean strike: our hero's rook topples the pawn on B6.

With dungeon cunning, Bat brings the pawn to E3. From F2 to E3, our hero's pawn swallows Bat's pawn.

Bat's pawn advances from E5 to E4. A clean strike: our hero's rook topples the pawn on D6.

Bat sets the king on H8, watching every square, and right after that without hurry or fear, our hero places the rook on E6. From the dark, Bat pushes the pawn to H4.

A clean strike: our hero's rook topples the pawn on E4.

Bat answers by moving the king from H8 to G7. our hero gives check with the rook on G4.

With dungeon cunning, Bat brings the king to F6. A clean strike: our hero's rook topples the pawn on H4.

Bat's king advances from F6 to E7. our hero advances the rook from H4 to G4, and bat sets the king on F8, watching every square.

Without hurry or fear, our hero places the pawn on H4. From the dark, Bat pushes the king to F7, and right after that our hero's pawn takes H5, leaving H4 behind.

Bat answers by moving the king from F7 to F8; then our hero slides the rook across the board, from G4 to G5. With dungeon cunning, Bat brings the king to E7.

With a steady hand, our hero brings the pawn to E4, and bat's king advances from E7 to D8. our hero advances the pawn from E4 to E5, while bat sets the pawn on C4, watching every square.

Without hurry or fear, our hero places the pawn on E6. From the dark, Bat pushes the king to E7; then our hero's rook takes G6, leaving G5 behind.

Bat answers by moving the king from E7 to D6, and right after that our hero slides the pawn across the board, from E2 to E4. With dungeon cunning, Bat brings the pawn to C3.

Check: our hero tightens the net by bringing the pawn to E5.

Bat's king advances from D6 to E7. From D2 to C3, our hero's bishop swallows Bat's pawn.

Bat sets the king on E8, watching every square; then without hurry or fear, our hero places the pawn on E7. Bat advances to E7 and claims our pawn.

Check: our hero tightens the net by bringing the rook to G7.

Bat answers by moving the king from E7 to E6. our hero gives check with the rook on G6.

With dungeon cunning, Bat brings the king to F7. From E6, our hero's pawn forces Bat to defend.

Bat's king advances from F7 to F8. our hero advances the pawn from H5 to H6, while bat sets the king on E7, watching every square.

Without hurry or fear, our hero places the pawn on H7. From the dark, Bat pushes the king to E8.

Promotion: on H8, our hero turns a pawn into a queen.

Bat answers by moving the king from E8 to E7. our hero delivers the final mate from B4.