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

EGTB: win in 2 half-moves

# move score
1 Ka6 win in 1 half-moves
2 Rh7 win in 1 half-moves
3 Kba8 draw
4 Kc8 draw
5 Rb1 draw
6 Rb2 draw
7 Rb3 draw
8 Rb6 draw
9 Kaa8 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Kb6 loss in 1 half-moves