Nicolas C. slides the pawn across the board, from G2 to G4. Bat moves the rook from H6 to H2 and topples Nicolas C.'s pawn.

With a steady hand, Nicolas C. brings the pawn to G5, while bat's pawn advances from D5 to D4. Nicolas C. advances the pawn from G5 to G6, and bat sets the king on E7, watching every square.

Without hurry or fear, Nicolas C. places the pawn on G7. From the dark, Bat pushes the pawn to D3. Promotion: on G8, Nicolas C. turns a pawn into a queen.

Bat answers by moving the knight from B7 to A5. Nicolas C. gives check with the queen on G7.

With dungeon cunning, Bat brings the king to E8. From E2 to D3, Nicolas C.'s pawn swallows Bat's pawn.

Thanks to Stealth, Nicolas C. fools Bat on the board.

Bat's pawn advances from A4 to A3. A clean strike: Nicolas C.'s pawn topples the pawn on A3.

Bat sets the knight on B3, watching every square. From C2 to B3, Nicolas C.'s pawn swallows Bat's knight.

From the dark, Bat pushes the rook to H7. A clean strike: Nicolas C.'s queen topples the rook on H7.

Bat answers by moving the pawn from A7 to A6. Check: Nicolas C. tightens the net by bringing the queen to H5.

With dungeon cunning, Bat brings the king to D8. Nicolas C. gives check with the queen on G5.

Bat's king advances from D8 to C8. Mate. Nicolas C.'s queen on G8 leaves Bat with no escape.