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

EGTB: win in 14 half-moves

# move score
1 Rb8 win in 13 half-moves
2 Ka5 win in 21 half-moves
3 Ra8 win in 21 half-moves
4 Ka3 draw
5 Kb3 draw
6 Kb4 draw
7 Ke7 draw
8 Kf7 draw
9 Kg7 draw
10 Kg8 draw
11 Rc8 draw
12 Rd8 draw
13 Re3 draw
14 Re4 draw
15 Re5 draw
16 Re6 draw
17 Re7 draw
18 Kb5 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Re2 loss in 2 half-moves