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

EGTB: draw

# move score
1 Re7 draw
2 Rf7 draw
3 Rg7 draw
4 Ka1 loss in 2 half-moves
5 Ka3 loss in 2 half-moves
6 Kb1 loss in 2 half-moves
7 Kb2 loss in 2 half-moves
8 Kb3 loss in 2 half-moves
9 Ra7 loss in 2 half-moves
10 Rb7 loss in 2 half-moves
11 Rc1 loss in 2 half-moves
12 Rc2 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Rc4 loss in 1 half-moves