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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 R7a4 draw
3 R7a5 draw
4 R7a6 draw
5 Ra8 draw
6 Rc3 draw
7 Rd3 draw
8 Re3 draw
9 Rf3 draw
10 Rg3 draw
11 Rg7 draw
12 Rh7 draw
13 Ka1 loss in 1 half-moves
14 Kb1 loss in 1 half-moves
15 Kb2 loss in 1 half-moves
16 Kb3 loss in 1 half-moves
17 R3a4 loss in 1 half-moves
18 R3a5 loss in 1 half-moves
19 R3a6 loss in 1 half-moves
20 Rb7 loss in 1 half-moves
21 Rc7 loss in 1 half-moves
22 Rd7 loss in 1 half-moves
23 Re7 loss in 1 half-moves
24 Rf7 loss in 1 half-moves
25 Rh3 loss in 1 half-moves