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 Ke1 draw
3 Rb8 draw
4 Kc1 loss in 8 half-moves
5 Kd1 loss in 6 half-moves
6 Kc2 loss in 2 half-moves
7 Kc3 loss in 2 half-moves
8 Kd3 loss in 2 half-moves
9 Ke2 loss in 2 half-moves
10 Ke3 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rb7 loss in 1 half-moves