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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Ra6 win in 5 half-moves
3 Ke2 win in 9 half-moves
4 Kd2 win in 11 half-moves
5 Kd1 draw
6 Ra5 draw
7 Ra7 draw
8 Rb2 draw
9 Rb4 draw
10 Rb5 draw
11 Rb6 draw
12 Rc1 draw
13 Kf1 loss in 2 half-moves
14 Kf2 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rd1 loss in 2 half-moves