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 Kc3 draw
3 Kc4 draw
4 Kd2 draw
5 Ke2 draw
6 Ke3 draw
7 Ke4 draw
8 Ra4 draw
9 Rc4 draw
10 Rd5 loss in 4 half-moves
11 Rd6 loss in 4 half-moves
12 Kc2 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves