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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Kc1 draw
6 Ke1 draw
7 Rb4 draw
8 Rc4 draw
9 Rd4 draw
10 Re4 draw
11 Rf4 draw
12 Rg1 draw
13 Rg2 draw
14 Rg3 draw
15 Rg5 draw
16 Rg6 draw
17 Rg8 draw
18 Kc2 loss in 2 half-moves
19 Kd2 loss in 2 half-moves
20 Ke2 loss in 2 half-moves
21 Rg7 loss in 1 half-moves
22 Rh4 loss in 1 half-moves