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

EGTB: win in 2 half-moves

# move score
1 Ra2 win in 1 half-moves
2 Kc2 draw
3 Rb1 draw
4 Rb5 draw
5 Rb6 draw
6 Rb7 draw
7 Rb8 draw
8 Re2 draw
9 Rf2 draw
10 Rg2 draw
11 Kb1 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kc8 loss in 2 half-moves
14 Kd1 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Ke8 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rc2 loss in 2 half-moves
22 Rd2 loss in 2 half-moves
23 Rh2 loss in 2 half-moves