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 Kc2 draw
7 Rb6 draw
8 Rb7 draw
9 Rb8 draw
10 Rc4 draw
11 Re4 draw
12 Rf4 draw
13 Rg4 draw
14 Rh4 draw
15 Kc3 loss in 2 half-moves
16 Kc4 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves