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 Kc3 draw
3 Ra8 draw
4 Rb3 draw
5 Rb7 draw
6 Rc3 draw
7 Rc7 draw
8 Rd7 draw
9 Re7 draw
10 Kc2 loss in 2 half-moves
11 Kc4 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Ke2 loss in 2 half-moves
15 Ke3 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 R3a4 loss in 2 half-moves
18 R3a5 loss in 2 half-moves
19 R3a6 loss in 2 half-moves
20 R7a4 loss in 2 half-moves
21 R7a5 loss in 2 half-moves
22 R7a6 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rg7 loss in 2 half-moves
26 Rh7 loss in 2 half-moves