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

EGTB: win in 2 half-moves

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