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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Rc7 win in 3 half-moves
3 Rd7 win in 3 half-moves
4 Re7 win in 3 half-moves
5 Ra7 draw
6 Rf7 draw
7 Rg1 draw
8 Rg2 draw
9 Rg3 draw
10 Rg5 draw
11 Kb1 loss in 2 half-moves
12 Kb2 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kcc2 loss in 2 half-moves
16 Kcd2 loss in 2 half-moves
17 Kd1 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Kdc2 loss in 2 half-moves
20 Kdd2 loss in 2 half-moves
21 Ke2 loss in 2 half-moves
22 Ke3 loss in 2 half-moves
23 Ke4 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rg6 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh7 loss in 2 half-moves