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 Kd5 draw
6 Ra1 draw
7 Ra2 draw
8 Ra4 draw
9 Ra5 draw
10 Ra6 draw
11 Ra7 draw
12 Ra8 draw
13 Rc3 draw
14 Rd3 draw
15 Re3 draw
16 Rf3 draw
17 Rg3 draw
18 Rh3 draw
19 Kc5 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Ke4 loss in 2 half-moves
22 Ke5 loss in 2 half-moves