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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kb1 draw
5 Kb2 draw
6 Kb4 draw
7 Kb5 draw
8 Kb6 draw
9 Kc2 draw
10 Kd1 draw
11 Rb7 draw
12 Rc7 draw
13 Rd7 draw
14 Re7 draw
15 Kd2 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Rf7 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rh7 loss in 2 half-moves