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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rb4 win in 1 half-moves
3 Rb7 win in 1 half-moves
4 Kc2 draw
5 Kd2 draw
6 Rb2 draw
7 Kg1 loss in 2 half-moves
8 Kg2 loss in 2 half-moves
9 Kg3 loss in 2 half-moves
10 Kh1 loss in 2 half-moves
11 Kh3 loss in 2 half-moves
12 Ra1 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Kb2 loss in 1 half-moves
17 Kd1 loss in 1 half-moves