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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Re4 draw
3 Rf4 draw
4 Rg4 draw
5 Rh4 draw
6 Ka7 loss in 2 half-moves
7 Kab7 loss in 2 half-moves
8 Kab8 loss in 2 half-moves
9 Kc7 loss in 2 half-moves
10 Kcb7 loss in 2 half-moves
11 Kcb8 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Ra1 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra5 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Ra7 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd4 loss in 2 half-moves