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

EGTB: draw

# move score
1 Ra2 draw
2 Rc7 draw
3 Ra1 loss in 8 half-moves
4 Kc1 loss in 6 half-moves
5 Kc2 loss in 6 half-moves
6 Kd2 loss in 4 half-moves
7 Ke1 loss in 4 half-moves
8 Ke2 loss in 4 half-moves
9 Ra3 loss in 4 half-moves
10 Rh7 loss in 4 half-moves
11 Ra4 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Ra6 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Ra8 loss in 1 half-moves
19 Rb7 loss in 1 half-moves