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

EGTB: win in 2 half-moves

# move score
1 Kd5 win in 1 half-moves
2 Ra7 win in 1 half-moves
3 Kb5 draw
4 Rb7 draw
5 Kb6 loss in 2 half-moves
6 Kc5 loss in 2 half-moves
7 Kd6 loss in 2 half-moves
8 Kd7 loss in 2 half-moves
9 Rc8 loss in 2 half-moves
10 Rd7 loss in 2 half-moves
11 Re7 loss in 2 half-moves
12 Rf7 loss in 2 half-moves
13 Rg7 loss in 2 half-moves
14 Rh7 loss in 2 half-moves
15 Kb7 loss in 1 half-moves