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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kc4 draw
3 Kc5 draw
4 Kd5 draw
5 Ke5 draw
6 Ra3 draw
7 Rh2 draw
8 Rh4 draw
9 Rh5 draw
10 Rh8 draw
11 Kc3 loss in 2 half-moves
12 Kd3 loss in 2 half-moves
13 Ke3 loss in 2 half-moves
14 Ke4 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 Rh6 loss in 2 half-moves
22 Rh7 loss in 2 half-moves