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 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Kb3 draw
6 Kb5 draw
7 Kc4 draw
8 Re3 draw
9 Re5 draw
10 Re6 draw
11 Re7 draw
12 Re8 draw
13 Rh4 draw
14 Kc3 loss in 2 half-moves
15 Kc5 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves