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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Re7 win in 1 half-moves
3 Kc7 win in 15 half-moves
4 Kb7 win in 17 half-moves
5 Ra8 win in 27 half-moves
6 Ka6 draw
7 Ra6 draw
8 Ka4 loss in 2 half-moves
9 Ka8 loss in 2 half-moves
10 Kb4 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kc8 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves