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 Kb5 draw
3 Kd5 draw
4 Ra4 draw
5 Rb4 draw
6 Rd4 draw
7 Re4 draw
8 Rg4 draw
9 Kb4 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Kc6 loss in 2 half-moves
12 Kd4 loss in 2 half-moves
13 Kd6 loss in 2 half-moves
14 Kg1 loss in 1 half-moves
15 Kg2 loss in 1 half-moves
16 Kh2 loss in 1 half-moves
17 Rc1 loss in 1 half-moves
18 Rc2 loss in 1 half-moves
19 Rc3 loss in 1 half-moves
20 Rf4 loss in 1 half-moves