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

EGTB: win in 2 half-moves

# move score
1 Rd4 win in 1 half-moves
2 Ke2 draw
3 Kf2 draw
4 Kg1 draw
5 Kg2 draw
6 R1h2 draw
7 R1h3 draw
8 R4h2 draw
9 Rg1 draw
10 Rh6 draw
11 R4h3 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rh5 loss in 2 half-moves
19 Rh7 loss in 2 half-moves
20 Rh8 loss in 2 half-moves
21 Ke1 loss in 1 half-moves