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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Ra8 draw
3 Rb2 draw
4 Rb3 draw
5 Rb4 draw
6 Kb7 loss in 2 half-moves
7 Kc7 loss in 2 half-moves
8 Kcd7 loss in 2 half-moves
9 Kcd8 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Ked7 loss in 2 half-moves
12 Ked8 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kf8 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb7 loss in 2 half-moves