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

EGTB: win in 2 half-moves

# move score
1 Rh4 win in 1 half-moves
2 Ra3 draw
3 Ra5 draw
4 Rb4 draw
5 g6 loss in 2 half-moves
6 Na8 loss in 2 half-moves
7 Nc4 loss in 2 half-moves
8 Nc8 loss in 2 half-moves
9 Nd5 loss in 2 half-moves
10 Nd7 loss in 2 half-moves
11 Ra1 loss in 2 half-moves
12 Ra2 loss in 2 half-moves
13 Ra6 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves