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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Ke7 win in 3 half-moves
3 Ke8 win in 3 half-moves
4 Ka7 win in 5 half-moves
5 Kb7 draw
6 Kc8 draw
7 Rc8 draw
8 Kc7 loss in 2 half-moves
9 Kd7 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb7 loss in 2 half-moves