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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kc7 draw
6 Kc8 draw
7 Ke2 draw
8 Ke3 draw
9 Ke4 draw
10 Kf2 draw
11 Kf4 draw
12 Kg2 draw
13 Kg3 draw
14 Kg4 draw
15 Rb4 draw
16 Rb5 draw
17 Rc3 draw
18 Rd3 draw
19 Ra3 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Re3 loss in 2 half-moves