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

EGTB: draw

# move score
1 Rb7 draw
2 Ka3 loss in 4 half-moves
3 Ka5 loss in 4 half-moves
4 Ra6 loss in 4 half-moves
5 Ra8 loss in 4 half-moves
6 Rh7 loss in 4 half-moves
7 Kb3 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Ra5 loss in 2 half-moves
11 Rc7 loss in 2 half-moves
12 Rd7 loss in 2 half-moves
13 Re7 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rg7 loss in 2 half-moves