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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ka1 draw
3 Ka2 draw
4 Ka7 draw
5 Ka8 draw
6 Kb2 draw
7 Kb7 draw
8 Kc1 draw
9 Kc2 draw
10 Kc7 draw
11 Kc8 draw
12 Ra3 draw
13 Rb2 draw
14 Rb5 draw
15 Rc3 draw
16 Rd3 draw
17 Re3 draw
18 Rb6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rg3 loss in 2 half-moves
22 Rh3 loss in 2 half-moves