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

EGTB: win in 2 half-moves

# move score
1 Kb8 win in 1 half-moves
2 Kd8 win in 1 half-moves
3 Ra4 win in 1 half-moves
4 Rd4 win in 1 half-moves
5 Re4 win in 1 half-moves
6 Rf4 win in 1 half-moves
7 Rg4 win in 1 half-moves
8 Rh4 draw
9 Kb7 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Rb4 loss in 1 half-moves
13 Rc1 loss in 1 half-moves
14 Rc2 loss in 1 half-moves
15 Rc3 loss in 1 half-moves
16 Rc5 loss in 1 half-moves
17 Rc6 loss in 1 half-moves
18 Rc7 loss in 1 half-moves