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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Rb7 win in 3 half-moves
3 Ka4 win in 5 half-moves
4 Kb4 win in 5 half-moves
5 Rc7 win in 5 half-moves
6 Ka1 draw
7 Kaa2 draw
8 Kab2 draw
9 Kb3 draw
10 Kba2 draw
11 Kbb2 draw
12 Rd7 draw
13 Rh4 draw
14 Rh5 draw
15 Rh6 draw
16 Rh8 draw
17 Kc1 loss in 2 half-moves
18 Kc2 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh1 loss in 2 half-moves
23 Rh2 loss in 2 half-moves
24 Rh3 loss in 2 half-moves