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 Rf5 win in 1 half-moves
3 Rb6 win in 3 half-moves
4 Rb7 win in 3 half-moves
5 Ka1 draw
6 Ka2 draw
7 Ka3 draw
8 Ka5 draw
9 Kb2 draw
10 Kb3 draw
11 Kb4 draw
12 Kc1 draw
13 Kc2 draw
14 Ra5 draw
15 Rc5 draw
16 Rd5 draw
17 Re5 draw
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rg5 loss in 2 half-moves
22 Rh5 loss in 2 half-moves