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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Re4 draw
3 Rf4 draw
4 Rg4 draw
5 Rh1 draw
6 Rh2 draw
7 Rh3 draw
8 Rh8 draw
9 Kb2 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Kd8 loss in 2 half-moves
19 Ke7 loss in 2 half-moves
20 Kf7 loss in 2 half-moves
21 Kf8 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rc4 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Rh5 loss in 2 half-moves
26 Rh6 loss in 2 half-moves
27 Rh7 loss in 2 half-moves