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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Kc4 draw
3 Kc5 draw
4 Kc6 draw
5 Kd6 draw
6 Ke4 draw
7 Ke5 draw
8 Ke6 draw
9 Rb4 draw
10 Rd1 draw
11 Rd2 draw
12 Rd3 draw
13 Re4 draw
14 Rf4 draw
15 Rc4 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Rh4 loss in 2 half-moves