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

EGTB: win in 2 half-moves

# move score
1 Kb2 win in 1 half-moves
2 Kb3 win in 1 half-moves
3 Kb4 win in 1 half-moves
4 Rb1 win in 1 half-moves
5 Ra1 loss in 4 half-moves
6 Ka2 loss in 2 half-moves
7 Ka4 loss in 2 half-moves
8 Rc1 loss in 2 half-moves
9 Rd1 loss in 2 half-moves
10 Re2 loss in 2 half-moves
11 Re3 loss in 2 half-moves
12 Re4 loss in 2 half-moves
13 Re5 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Re7 loss in 1 half-moves