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

EGTB: win in 2 half-moves

# move score
1 Ka5 win in 1 half-moves
2 Rb2 win in 1 half-moves
3 Rb3 win in 1 half-moves
4 Rb4 win in 1 half-moves
5 Rc8 draw
6 Ka7 loss in 2 half-moves
7 Kb6 loss in 2 half-moves
8 Kb7 loss in 2 half-moves
9 Ra8 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Rh8 loss in 2 half-moves
18 Kb5 loss in 1 half-moves
19 Rb5 loss in 1 half-moves