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

EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Kd1 draw
6 Kd2 draw
7 Ke2 draw
8 Kf1 draw
9 Kf2 draw
10 Rb3 draw
11 Rf3 draw
12 Rg3 draw
13 Rh1 draw
14 Rh2 draw
15 Rh4 draw
16 Rh8 draw
17 Rc3 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Rh5 loss in 2 half-moves
21 Rh6 loss in 2 half-moves
22 Rh7 loss in 2 half-moves