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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kb7 win in 3 half-moves
3 Rb1 win in 3 half-moves
4 Rb6 win in 3 half-moves
5 Rb7 win in 3 half-moves
6 Ka4 win in 5 half-moves
7 Ka7 win in 5 half-moves
8 K5b5 draw
9 K5b6 draw
10 K6b5 draw
11 K6b6 draw
12 Kb4 draw
13 Ra2 draw
14 Rc2 draw
15 Rd2 draw
16 Re2 draw
17 Rf2 draw
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rh2 loss in 2 half-moves