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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rc8 win in 1 half-moves
3 Rd8 win in 1 half-moves
4 Ka6 draw
5 Kb1 draw
6 Kb2 draw
7 Kb3 draw
8 Kb6 draw
9 Kb7 draw
10 Kb8 draw
11 Kc1 draw
12 Kc3 draw
13 Kd1 draw
14 Kd2 draw
15 Kd3 draw
16 Re8 draw
17 Rf8 draw
18 Rh8 draw
19 Rg8 loss in 1 half-moves