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 Rf4 win in 3 half-moves
3 Rc2 win in 5 half-moves
4 Kb4 draw
5 Kb5 draw
6 Kc4 draw
7 Kd4 draw
8 Kd5 draw
9 Re2 draw
10 Rf1 draw
11 Rf3 draw
12 Rf5 draw
13 Rg2 draw
14 Rh2 draw
15 Kb6 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rf8 loss in 2 half-moves