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

EGTB: draw

# move score
1 Ra7 draw
2 Re3 draw
3 Rf7 draw
4 K6a7 loss in 2 half-moves
5 K6b7 loss in 2 half-moves
6 K8a7 loss in 2 half-moves
7 K8b7 loss in 2 half-moves
8 Ka5 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves