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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kc5 win in 5 half-moves
3 Ke7 win in 5 half-moves
4 Rc8 win in 9 half-moves
5 Kb3 draw
6 Kb4 draw
7 Kc3 draw
8 Kc7 draw
9 Kc8 draw
10 Kd7 draw
11 Ke8 draw
12 Ra6 draw
13 Rb6 draw
14 Rc5 draw
15 Rc7 draw
16 Rh6 draw
17 Kd3 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Rd6 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Rf6 loss in 2 half-moves
23 Rg6 loss in 2 half-moves