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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Ra1 win in 3 half-moves
3 Re4 draw
4 Ka1 loss in 2 half-moves
5 Ka2 loss in 2 half-moves
6 Kbb2 loss in 2 half-moves
7 Kbc2 loss in 2 half-moves
8 Kcb2 loss in 2 half-moves
9 Kcc2 loss in 2 half-moves
10 Kd1 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Ra2 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves