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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Rd1 win in 1 half-moves
3 Re8 win in 1 half-moves
4 K3b3 loss in 2 half-moves
5 K4b3 loss in 2 half-moves
6 Ka2 loss in 2 half-moves
7 Ka5 loss in 2 half-moves
8 Kb2 loss in 2 half-moves
9 Ra1 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rc1 loss in 2 half-moves
12 Re2 loss in 2 half-moves
13 Re3 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Re5 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 K3b4 loss in 1 half-moves
22 K4b4 loss in 1 half-moves