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

EGTB: draw

# move score
1 Rc7 draw
2 Rd7 draw
3 Rf7 draw
4 Ra7 loss in 2 half-moves
5 Rb1 loss in 2 half-moves
6 Rb2 loss in 2 half-moves
7 Rb3 loss in 2 half-moves
8 Rb4 loss in 2 half-moves
9 Rb5 loss in 2 half-moves
10 Rb6 loss in 2 half-moves
11 Re7 loss in 2 half-moves
12 Rg7 loss in 2 half-moves
13 Rh7 loss in 2 half-moves
14 Ka7 loss in 1 half-moves
15 Kb8 loss in 1 half-moves
16 Kg2 loss in 1 half-moves
17 Kg3 loss in 1 half-moves
18 Kg4 loss in 1 half-moves
19 Kh2 loss in 1 half-moves
20 Kh4 loss in 1 half-moves
21 Rb8 loss in 1 half-moves