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 Ka5 draw
3 Ka7 draw
4 Kb5 draw
5 Kb6 draw
6 Kb7 draw
7 Ra2 draw
8 Rb1 draw
9 Rb4 draw
10 Rb5 draw
11 Rb6 draw
12 Rc2 draw
13 Rd2 draw
14 Rh2 draw
15 Rb7 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rg2 loss in 2 half-moves