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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Ra6 win in 5 half-moves
3 Ka6 win in 9 half-moves
4 Ka3 draw
5 Ra8 draw
6 Rc7 draw
7 Rg7 draw
8 Rh7 draw
9 K4b4 loss in 2 half-moves
10 K4b5 loss in 2 half-moves
11 K5b4 loss in 2 half-moves
12 K5b5 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rf7 loss in 2 half-moves