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

EGTB: win in 4 half-moves

# move score
1 Ka7 win in 3 half-moves
2 Rb6 win in 3 half-moves
3 Rd2 win in 3 half-moves
4 Rd3 win in 3 half-moves
5 Rd4 win in 3 half-moves
6 Kb7 win in 5 half-moves
7 Ka2 draw
8 Ka4 draw
9 Kb2 draw
10 Kb3 draw
11 Kb4 draw
12 Kb8 draw
13 Ra6 draw
14 Rc6 draw
15 Rd1 draw
16 Rd5 draw
17 Re6 draw
18 Rf6 draw
19 Rd7 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rh6 loss in 2 half-moves