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

EGTB: win in 4 half-moves

# move score
1 Rd3 win in 3 half-moves
2 Kd2 draw
3 Kd3 draw
4 Kd4 draw
5 Ke2 draw
6 Ke4 draw
7 Kef2 draw
8 Kf1 draw
9 Kf3 draw
10 Kf4 draw
11 Kg2 draw
12 Kgf2 draw
13 Kh1 draw
14 Kh2 draw
15 Rc1 draw
16 Rc2 draw
17 Rc4 draw
18 Rc8 draw
19 Ra3 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rc5 loss in 2 half-moves
22 Rc6 loss in 2 half-moves
23 Rc7 loss in 2 half-moves