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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Rb5 draw
3 Rb7 draw
4 Rb8 draw
5 Ke1 loss in 2 half-moves
6 Ke2 loss in 2 half-moves
7 Ke3 loss in 2 half-moves
8 Kf1 loss in 2 half-moves
9 Kf3 loss in 2 half-moves
10 Kg1 loss in 2 half-moves
11 Kg2 loss in 2 half-moves
12 Kg3 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves