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

EGTB: win in 2 half-moves

# move score
1 Kb8 win in 1 half-moves
2 Rg3 win in 1 half-moves
3 K6b6 loss in 2 half-moves
4 K7b6 loss in 2 half-moves
5 Ka5 loss in 2 half-moves
6 Ka8 loss in 2 half-moves
7 Kb5 loss in 2 half-moves
8 Ra1 loss in 2 half-moves
9 Ra2 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Ra5 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rh3 loss in 2 half-moves
18 K6b7 loss in 1 half-moves
19 K7b7 loss in 1 half-moves