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

EGTB: win in 2 half-moves

# move score
1 Rd4 win in 1 half-moves
2 Ka5 draw
3 Ka6 draw
4 Ka7 draw
5 Kb5 draw
6 Kb7 draw
7 Kc5 draw
8 Kc6 draw
9 Kc7 draw
10 Ra1 draw
11 Ra2 draw
12 Ra3 draw
13 Ra5 draw
14 Ra6 draw
15 Ra7 draw
16 Rb4 draw
17 Rc4 draw
18 Re4 draw
19 Rf4 draw
20 Rg4 draw
21 Ra8 loss in 2 half-moves
22 Rh4 loss in 2 half-moves