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

EGTB: win in 4 half-moves

# move score
1 Ra2 win in 3 half-moves
2 Kb4 draw
3 Kd4 draw
4 Ra8 draw
5 Rb4 draw
6 Rb7 draw
7 Rc7 draw
8 Rd7 draw
9 Kb3 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kc5 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 R4a5 loss in 2 half-moves
16 R4a6 loss in 2 half-moves
17 R7a5 loss in 2 half-moves
18 R7a6 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Rf7 loss in 2 half-moves
23 Rg7 loss in 2 half-moves
24 Rh7 loss in 2 half-moves