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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kcb7 win in 3 half-moves
3 Kb6 win in 7 half-moves
4 Kab7 draw
5 Ra8 draw
6 Rb1 draw
7 Rb2 draw
8 Rb3 draw
9 Ka6 loss in 2 half-moves
10 Ka8 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves