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 Rg2 win in 1 half-moves
3 Rh2 win in 1 half-moves
4 Kc2 draw
5 Kg7 draw
6 Kg8 draw
7 Kh7 draw
8 Rb1 draw
9 Rb3 draw
10 Rb4 draw
11 Rb5 draw
12 Rb7 draw
13 Rc2 draw
14 Rd2 draw
15 Re2 draw
16 Rf2 draw
17 Kb1 loss in 2 half-moves
18 Kd1 loss in 2 half-moves
19 Kd2 loss in 2 half-moves
20 Ra2 loss in 1 half-moves
21 Rb6 loss in 1 half-moves