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

EGTB: win in 2 half-moves

# move score
1 Ra5 win in 1 half-moves
2 Kb4 draw
3 Kb5 draw
4 Kc3 draw
5 Kd3 draw
6 Kd4 draw
7 Kd5 draw
8 Rb5 draw
9 Rc6 draw
10 Kb3 loss in 2 half-moves
11 Rc7 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rd5 loss in 2 half-moves
14 Re5 loss in 2 half-moves
15 Rf5 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rh5 loss in 2 half-moves