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 Kc7 win in 5 half-moves
3 Kc8 win in 5 half-moves
4 Kdd7 draw
5 Kde7 draw
6 Ked7 draw
7 Kee7 draw
8 Kf7 draw
9 Kf8 draw
10 Ra8 draw
11 Rb4 draw
12 Rb5 draw
13 Rb6 draw
14 Rc8 draw
15 Rb1 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves