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

EGTB: win in 2 half-moves

# move score
1 Ka7 win in 1 half-moves
2 Kd7 win in 1 half-moves
3 Rb1 win in 3 half-moves
4 Kbb7 draw
5 Kbc7 draw
6 Kcb7 draw
7 Kcc7 draw
8 Rb7 draw
9 Rh5 draw
10 Ka8 loss in 2 half-moves
11 Kd8 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rd5 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rg5 loss in 2 half-moves