Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rg5 win in 3 half-moves
2 Ra5 draw
3 Rb1 draw
4 Rb6 draw
5 Rb7 draw
6 Rb8 draw
7 Rc5 draw
8 Rd5 draw
9 Rb2 loss in 2 half-moves
10 Rb3 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Re5 loss in 2 half-moves
13 Rf5 loss in 2 half-moves
14 Rh5 loss in 2 half-moves