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 Ka2 draw
3 Ka3 draw
4 Ka4 draw
5 Kb2 draw
6 Kb4 draw
7 Kc2 draw
8 Kc3 draw
9 Kc4 draw
10 Rb4 draw
11 Rc4 draw
12 Re4 draw
13 Rg1 draw
14 Rg2 draw
15 Rg3 draw
16 Rg5 draw
17 Rh4 draw
18 Ra4 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rg8 loss in 2 half-moves