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

EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Ra2 win in 3 half-moves
3 Rd7 win in 3 half-moves
4 Re7 win in 3 half-moves
5 Kd1 draw
6 Kf1 draw
7 Kg1 draw
8 Ra3 draw
9 Ra8 draw
10 Rb7 draw
11 Rc7 draw
12 Kd2 loss in 2 half-moves
13 Ke2 loss in 2 half-moves
14 Kf2 loss in 2 half-moves
15 Kg2 loss in 2 half-moves
16 Kh2 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves