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

EGTB: win in 2 half-moves

# move score
1 Kb3 win in 1 half-moves
2 Kb5 win in 1 half-moves
3 Re1 win in 1 half-moves
4 Re5 win in 1 half-moves
5 Re6 win in 1 half-moves
6 Rh4 win in 1 half-moves
7 Kc3 loss in 2 half-moves
8 Kc5 loss in 2 half-moves
9 Kd3 loss in 2 half-moves
10 Kd5 loss in 2 half-moves
11 Re2 loss in 2 half-moves
12 Re3 loss in 2 half-moves
13 Re7 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf4 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Kb4 loss in 1 half-moves
18 Kd4 loss in 1 half-moves
19 Rd4 loss in 1 half-moves