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 Ka1 draw
3 Ka2 draw
4 Kc1 draw
5 Kc2 draw
6 Kh7 draw
7 Ra2 draw
8 Rb4 draw
9 Rb5 draw
10 Rb6 draw
11 Rc2 draw
12 Rh2 draw
13 Kg7 loss in 2 half-moves
14 Kg8 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rg2 loss in 2 half-moves