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

EGTB: win in 4 half-moves

# move score
1 Rd1 win in 3 half-moves
2 Rd2 win in 3 half-moves
3 Rb5 draw
4 Rd3 draw
5 Rd4 draw
6 Rd7 draw
7 Rh5 draw
8 Ka1 loss in 2 half-moves
9 Ka2 loss in 2 half-moves
10 Kb2 loss in 2 half-moves
11 Kc1 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rd6 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rg5 loss in 2 half-moves