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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rc6 win in 1 half-moves
3 K3b3 loss in 2 half-moves
4 K3b4 loss in 2 half-moves
5 K4b3 loss in 2 half-moves
6 K4b4 loss in 2 half-moves
7 Ka2 loss in 2 half-moves
8 Ka5 loss in 2 half-moves
9 Kb2 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Ra6 loss in 2 half-moves
12 Rb1 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 Rb5 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rd6 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rh6 loss in 2 half-moves