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 Kdc7 win in 9 half-moves
3 Ke7 win in 9 half-moves
4 Kcc7 win in 11 half-moves
5 Ke8 win in 11 half-moves
6 Kb7 draw
7 Kcd7 draw
8 Kdd7 draw
9 Ra8 draw
10 Rb1 draw
11 Rb5 draw
12 Rb6 draw
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves