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

EGTB: win in 4 half-moves

# move score
1 Rd2 win in 3 half-moves
2 Kd3 win in 7 half-moves
3 Ke3 win in 7 half-moves
4 Kd1 draw
5 Kd2 draw
6 Kee1 draw
7 Kef2 draw
8 Kf3 draw
9 Kfe1 draw
10 Kff2 draw
11 Kg1 draw
12 Kg2 draw
13 Ra2 draw
14 Rb1 draw
15 Rb3 draw
16 Rb4 draw
17 Rb8 draw
18 Rc2 draw
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb7 loss in 2 half-moves