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 Rd3 win in 3 half-moves
3 Rd4 win in 3 half-moves
4 Rb5 draw
5 Rd1 draw
6 Re5 draw
7 Kg2 loss in 2 half-moves
8 Kg3 loss in 2 half-moves
9 Kg4 loss in 2 half-moves
10 Kh2 loss in 2 half-moves
11 Kh4 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rd6 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rh5 loss in 2 half-moves