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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kd5 draw
3 Kd7 draw
4 Ke5 draw
5 Ke6 draw
6 Ke7 draw
7 Ra4 draw
8 Rc4 draw
9 Rd1 draw
10 Re4 draw
11 Rf4 draw
12 Rg4 draw
13 Rh4 draw
14 Kc5 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kc7 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Rd5 loss in 2 half-moves