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