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

EGTB: win in 2 half-moves

# move score
1 Kb1 win in 1 half-moves
2 Rb7 win in 1 half-moves
3 Rd7 win in 1 half-moves
4 Ke8 draw
5 Kf6 draw
6 Kf8 draw
7 Kg6 draw
8 Kg7 draw
9 Kg8 draw
10 Ra2 draw
11 Ra3 draw
12 Ra4 draw
13 Ra5 draw
14 Ra6 draw
15 Ra8 draw
16 Ka2 loss in 2 half-moves
17 Kb2 loss in 2 half-moves
18 Ke6 loss in 1 half-moves
19 Ke7 loss in 1 half-moves
20 Rc7 loss in 1 half-moves
21 Re7 loss in 1 half-moves