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

EGTB: win in 2 half-moves

# move score
1 Rd4 win in 1 half-moves
2 Kf3 loss in 2 half-moves
3 Kf4 loss in 2 half-moves
4 Kf5 loss in 2 half-moves
5 Kg3 loss in 2 half-moves
6 Kg5 loss in 2 half-moves
7 Kh3 loss in 2 half-moves
8 Kh4 loss in 2 half-moves
9 Kh5 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Re2 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Re6 loss in 1 half-moves
19 Re7 loss in 1 half-moves
20 Re8 loss in 1 half-moves