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 Rd4 win in 1 half-moves
3 Rf4 win in 1 half-moves
4 Ke1 draw
5 Ke2 draw
6 Ra2 draw
7 Ra3 draw
8 Re4 draw
9 Ka2 loss in 2 half-moves
10 Kb1 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Kf2 loss in 2 half-moves
13 Kg1 loss in 2 half-moves
14 Kg2 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves