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 Ra7 draw
3 Rd3 draw
4 Rd8 draw
5 Re7 draw
6 Rf7 draw
7 Rg7 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 Rb7 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rd5 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Rh7 loss in 2 half-moves