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

EGTB: draw

# move score
1 Rc4 draw
2 Rd4 draw
3 Re4 draw
4 Kc7 loss in 10 half-moves
5 Kc8 loss in 6 half-moves
6 Ra8 loss in 6 half-moves
7 Kd7 loss in 4 half-moves
8 Ra1 loss in 4 half-moves
9 Ra3 loss in 4 half-moves
10 Ke7 loss in 2 half-moves
11 Ke8 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Ra6 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Rf4 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Ra2 loss in 1 half-moves
19 Rb4 loss in 1 half-moves