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

EGTB: draw

# move score
1 Ka3 draw
2 Kb3 draw
3 Ra7 draw
4 Rb7 draw
5 Ka1 loss in 4 half-moves
6 Kb1 loss in 4 half-moves
7 Kb2 loss in 4 half-moves
8 Rc7 loss in 4 half-moves
9 Rh5 loss in 4 half-moves
10 Rh6 loss in 4 half-moves
11 Rh8 loss in 4 half-moves
12 Re7 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rg7 loss in 2 half-moves
15 Rh1 loss in 2 half-moves
16 Rh2 loss in 2 half-moves
17 Rh3 loss in 2 half-moves
18 Rd7 loss in 1 half-moves
19 Rh4 loss in 1 half-moves