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

EGTB: win in 6 half-moves

# move score
1 Ka4 win in 5 half-moves
2 Kb4 win in 5 half-moves
3 Kb5 win in 9 half-moves
4 Rb1 win in 17 half-moves
5 Ra1 win in 27 half-moves
6 Ka6 draw
7 Kb6 draw
8 Kf1 draw
9 Rc1 draw
10 Rd3 draw
11 Rd8 draw
12 Kd2 loss in 2 half-moves
13 Ke2 loss in 2 half-moves
14 Kf2 loss in 2 half-moves
15 Rd2 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Rd5 loss in 2 half-moves
18 Rd6 loss in 2 half-moves
19 Rd7 loss in 2 half-moves