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 Ka4 draw
3 Ka5 draw
4 Kb5 draw
5 Kc4 draw
6 Kc5 draw
7 Rb5 draw
8 Rc5 draw
9 Rd3 draw
10 Rd4 draw
11 Rd6 draw
12 Rd8 draw
13 Re5 draw
14 Rh5 draw
15 Ka3 loss in 2 half-moves
16 Kb3 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Rd2 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Rf5 loss in 2 half-moves