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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kbc3 win in 7 half-moves
3 Ka2 draw
4 Ka3 draw
5 Ka4 draw
6 Kb2 draw
7 Kc2 draw
8 Ra4 draw
9 Kb5 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Kcc3 loss in 2 half-moves
12 Kd3 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb8 loss in 2 half-moves