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 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Kc7 draw
6 Kc8 draw
7 Ke7 draw
8 Ke8 draw
9 Rc4 draw
10 Rd1 draw
11 Rd2 draw
12 Rd3 draw
13 Rd5 draw
14 Rd6 draw
15 Rd7 draw
16 Re4 draw
17 Rf4 draw
18 Rg4 draw
19 Rh4 draw
20 Kd7 loss in 2 half-moves
21 Rb4 loss in 1 half-moves