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

EGTB: win in 2 half-moves

# move score
1 Rc8 win in 1 half-moves
2 Ke7 draw
3 Ke8 draw
4 Kf7 draw
5 Kg7 draw
6 Kg8 draw
7 Ra8 draw
8 Rb7 draw
9 Re8 draw
10 Rb3 loss in 4 half-moves
11 Rb5 loss in 4 half-moves
12 Rb6 loss in 4 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Rb4 loss in 1 half-moves