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 Kd2 win in 1 half-moves
3 Ra4 win in 1 half-moves
4 Rc6 win in 1 half-moves
5 Rf4 win in 1 half-moves
6 Kb3 loss in 2 half-moves
7 Kb4 loss in 2 half-moves
8 Kd3 loss in 2 half-moves
9 Kd4 loss in 2 half-moves
10 Rb4 loss in 2 half-moves
11 Rc5 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Kc2 loss in 1 half-moves