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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kb3 draw
5 Kc1 draw
6 Kc3 draw
7 Ke7 draw
8 Kf7 draw
9 Kg7 draw
10 Kg8 draw
11 Rb8 draw
12 Rc8 draw
13 Rd8 draw
14 Re4 draw
15 Re5 draw
16 Re6 draw
17 Re7 draw
18 Kd1 loss in 2 half-moves
19 Kd2 loss in 2 half-moves
20 Kd3 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Re2 loss in 2 half-moves
23 Re3 loss in 2 half-moves