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

EGTB: win in 2 half-moves

# move score
1 Rd4 win in 1 half-moves
2 Rb8 draw
3 Rd5 draw
4 Rd6 draw
5 Re8 draw
6 Rf8 draw
7 Rg8 draw
8 Kc1 loss in 2 half-moves
9 Kc2 loss in 2 half-moves
10 Kc3 loss in 2 half-moves
11 Kd1 loss in 2 half-moves
12 Kd3 loss in 2 half-moves
13 Ke1 loss in 2 half-moves
14 Ke2 loss in 2 half-moves
15 Ke3 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Rh8 loss in 2 half-moves