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

EGTB: draw

# move score
1 Ra7 draw
2 Rd7 draw
3 Re1 draw
4 Re2 draw
5 Re3 draw
6 K3b3 loss in 2 half-moves
7 K3b4 loss in 2 half-moves
8 K4b3 loss in 2 half-moves
9 K4b4 loss in 2 half-moves
10 Ka2 loss in 2 half-moves
11 Ka5 loss in 2 half-moves
12 Kb2 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves