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 Kb2 draw
3 Kb3 draw
4 Kb4 draw
5 Kc2 draw
6 Kc4 draw
7 Kd2 draw
8 Kd3 draw
9 Rb4 draw
10 Rc4 draw
11 Rd2 draw
12 Rd3 draw
13 Rd5 draw
14 Rd6 draw
15 Rd7 draw
16 Rd8 draw
17 Re4 draw
18 Rf4 draw
19 Rg4 draw
20 Rd1 loss in 2 half-moves
21 Rh4 loss in 2 half-moves