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

EGTB: win in 2 half-moves

# move score
1 Rg5 win in 1 half-moves
2 K6b6 win in 3 half-moves
3 K7b6 win in 3 half-moves
4 K7b7 win in 3 half-moves
5 Ka8 win in 3 half-moves
6 Kb8 win in 3 half-moves
7 Rb5 win in 3 half-moves
8 Kb5 win in 7 half-moves
9 K6b7 draw
10 Ra3 draw
11 Ra4 draw
12 Ra1 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rd5 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rh5 loss in 2 half-moves