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 Kcd3 win in 7 half-moves
3 Rb1 win in 7 half-moves
4 Kb3 draw
5 Kb4 draw
6 Kb5 draw
7 Kcc3 draw
8 Kcc5 draw
9 Kcd5 draw
10 Kdd3 draw
11 Kdd5 draw
12 Ra1 draw
13 Rc1 draw
14 Rd2 draw
15 Rh1 draw
16 Kdc3 loss in 2 half-moves
17 Kdc5 loss in 2 half-moves
18 Ke3 loss in 2 half-moves
19 Ke4 loss in 2 half-moves
20 Ke5 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rg1 loss in 2 half-moves