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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Re3 win in 1 half-moves
3 Kd4 win in 3 half-moves
4 Kc3 win in 5 half-moves
5 Ka3 loss in 2 half-moves
6 Ka4 loss in 2 half-moves
7 Ka5 loss in 2 half-moves
8 Kb6 loss in 2 half-moves
9 Kbb5 loss in 2 half-moves
10 Kbc4 loss in 2 half-moves
11 Kc6 loss in 2 half-moves
12 Kcb5 loss in 2 half-moves
13 Kcc4 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rd3 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rg3 loss in 2 half-moves
22 Rh3 loss in 2 half-moves