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

EGTB: win in 4 half-moves

# move score
1 Re2 win in 3 half-moves
2 Rf2 win in 3 half-moves
3 Rg2 win in 3 half-moves
4 Rh2 win in 3 half-moves
5 Rc4 draw
6 Rc6 draw
7 Rc7 draw
8 Rc8 draw
9 Rd2 draw
10 Ke7 loss in 2 half-moves
11 Ke8 loss in 2 half-moves
12 Kff7 loss in 2 half-moves
13 Kfg7 loss in 2 half-moves
14 Kgf7 loss in 2 half-moves
15 Kgg7 loss in 2 half-moves
16 Kh7 loss in 2 half-moves
17 Kh8 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rc1 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Rc5 loss in 2 half-moves