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

EGTB: win in 2 half-moves

# move score
1 Ka3 win in 1 half-moves
2 Kf7 win in 1 half-moves
3 Rb4 draw
4 Rb5 draw
5 Ka1 loss in 2 half-moves
6 Ka2 loss in 2 half-moves
7 Kb1 loss in 2 half-moves
8 Kc1 loss in 2 half-moves
9 Kc2 loss in 2 half-moves
10 Kc3 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Kd8 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Kb3 loss in 1 half-moves
20 Kf8 loss in 1 half-moves
21 Rb3 loss in 1 half-moves