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

EGTB: win in 2 half-moves

# move score
1 Rf4 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 Ra4 draw
11 Rc4 draw
12 Rd2 draw
13 Rd3 draw
14 Rd5 draw
15 Rd6 draw
16 Rd7 draw
17 Re4 draw
18 Rg4 draw
19 Rb4 loss in 2 half-moves
20 Rd1 loss in 2 half-moves
21 Rd8 loss in 2 half-moves
22 Rh4 loss in 2 half-moves