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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kd3 draw
3 Kd4 draw
4 Kd5 draw
5 Ke3 draw
6 Kf3 draw
7 Kf4 draw
8 Rc5 draw
9 Rc6 draw
10 Rd4 draw
11 Ke5 loss in 2 half-moves
12 Kf5 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Rc1 loss in 2 half-moves
15 Rc2 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rc8 loss in 2 half-moves