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

EGTB: win in 4 half-moves

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