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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kc2 loss in 2 half-moves
3 Kc3 loss in 2 half-moves
4 Kc4 loss in 2 half-moves
5 Kc7 loss in 2 half-moves
6 Kc8 loss in 2 half-moves
7 Kd2 loss in 2 half-moves
8 Kd7 loss in 2 half-moves
9 Ke2 loss in 2 half-moves
10 Ke3 loss in 2 half-moves
11 Ke4 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Ke8 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd5 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves