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 Ra8 draw
3 Rd5 draw
4 Rd6 draw
5 Rd7 draw
6 Re8 draw
7 Rf8 draw
8 Rg8 draw
9 Rh8 draw
10 Kb1 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Kcc2 loss in 2 half-moves
13 Kcd2 loss in 2 half-moves
14 Kdc2 loss in 2 half-moves
15 Kdd2 loss in 2 half-moves
16 Ke1 loss in 2 half-moves
17 Ke2 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd2 loss in 2 half-moves
21 Rd3 loss in 2 half-moves