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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kb2 win in 9 half-moves
3 Ra1 win in 9 half-moves
4 Rb6 draw
5 Rb7 draw
6 Rb8 draw
7 Re1 draw
8 Ka1 loss in 2 half-moves
9 Ka3 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Ke1 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Kf2 loss in 2 half-moves
14 Kg1 loss in 2 half-moves
15 Kg2 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rc1 loss in 2 half-moves
20 Rd1 loss in 2 half-moves