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

EGTB: win in 2 half-moves

# move score
1 Rh4 win in 1 half-moves
2 Ka6 draw
3 Kb5 draw
4 Kb6 draw
5 Rc4 draw
6 Rd3 draw
7 Rd5 draw
8 Rd6 draw
9 Rd7 draw
10 Rd8 draw
11 Re4 draw
12 Rf4 draw
13 Rg4 draw
14 Ka4 loss in 2 half-moves
15 Kb4 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Rd2 loss in 2 half-moves