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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Kb5 draw
3 Kc4 draw
4 Kd4 draw
5 Rb4 draw
6 Rc4 draw
7 Rd4 draw
8 Rh5 draw
9 Kb6 loss in 4 half-moves
10 Kc6 loss in 4 half-moves
11 Rh1 loss in 4 half-moves
12 Rh2 loss in 4 half-moves
13 Kb4 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 Rh7 loss in 2 half-moves
21 Rh8 loss in 2 half-moves
22 Rh3 loss in 1 half-moves