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 Kd1 draw
3 Kd2 draw
4 Kd3 draw
5 Kd7 draw
6 Kd8 draw
7 Ke1 draw
8 Ke7 draw
9 Kf1 draw
10 Kf2 draw
11 Ra1 draw
12 Ra2 draw
13 Ra4 draw
14 Ra8 draw
15 Rc3 draw
16 Rd3 draw
17 Re3 draw
18 Rf3 draw
19 Ke3 loss in 2 half-moves
20 Kf3 loss in 2 half-moves
21 Kf7 loss in 2 half-moves
22 Kf8 loss in 2 half-moves
23 Ra5 loss in 2 half-moves
24 Ra6 loss in 2 half-moves
25 Ra7 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rh3 loss in 2 half-moves