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

EGTB: win in 2 half-moves

# move score
1 Ka2 win in 1 half-moves
2 Rb2 draw
3 Re7 draw
4 K3b3 loss in 2 half-moves
5 K3b4 loss in 2 half-moves
6 K4b3 loss in 2 half-moves
7 K4b4 loss in 2 half-moves
8 Ka5 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Ra7 loss in 2 half-moves
11 Rb1 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 Rb8 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh7 loss in 2 half-moves
22 Kb2 loss in 1 half-moves