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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Ra4 loss in 2 half-moves
3 Rb4 loss in 2 half-moves
4 Rc4 loss in 2 half-moves
5 Rd5 loss in 2 half-moves
6 Rd6 loss in 2 half-moves
7 Rd7 loss in 2 half-moves
8 Rd8 loss in 2 half-moves
9 Rh4 loss in 2 half-moves
10 Ka6 loss in 1 half-moves
11 Ka8 loss in 1 half-moves
12 Kb7 loss in 1 half-moves
13 Kb8 loss in 1 half-moves
14 Rd1 loss in 1 half-moves
15 Rd2 loss in 1 half-moves
16 Rd3 loss in 1 half-moves
17 Re4 loss in 1 half-moves
18 Rf4 loss in 1 half-moves
19 Rg4 loss in 1 half-moves