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 Kd3 draw
3 Kd4 draw
4 Kd5 draw
5 Kd7 draw
6 Kd8 draw
7 Ke5 draw
8 Ke7 draw
9 Kf5 draw
10 Kf7 draw
11 Kf8 draw
12 Ra3 draw
13 Rc3 draw
14 Rd3 draw
15 Kf3 loss in 2 half-moves
16 Kf4 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves