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 Kc3 draw
3 Kc4 draw
4 Kd3 draw
5 Ke3 draw
6 Ke4 draw
7 Ke5 draw
8 Ra4 draw
9 Ra5 draw
10 Rc3 draw
11 Rd3 draw
12 Re3 draw
13 Kc5 loss in 8 half-moves
14 Kd5 loss in 6 half-moves
15 Ra1 loss in 6 half-moves
16 Ra6 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Ra8 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
22 Ra2 loss in 1 half-moves