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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rh6 win in 1 half-moves
3 Rb7 draw
4 Rb8 draw
5 Kc7 loss in 2 half-moves
6 Kd7 loss in 2 half-moves
7 Kd8 loss in 2 half-moves
8 Ra6 loss in 2 half-moves
9 Rb1 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Rc6 loss in 2 half-moves
14 Rd6 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Kb7 loss in 1 half-moves
19 Kb8 loss in 1 half-moves