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 Re8 win in 5 half-moves
3 Rc8 win in 15 half-moves
4 Rb1 draw
5 Rba8 draw
6 Rd8 draw
7 Kc6 loss in 2 half-moves
8 Kc7 loss in 2 half-moves
9 Kc8 loss in 2 half-moves
10 Kd6 loss in 2 half-moves
11 Kd8 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Ke8 loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Raa8 loss in 2 half-moves
22 Rab7 loss in 2 half-moves
23 Rb2 loss in 2 half-moves
24 Rb4 loss in 2 half-moves
25 Rb5 loss in 2 half-moves
26 Rb6 loss in 2 half-moves
27 Rbb7 loss in 2 half-moves
28 Rc7 loss in 2 half-moves
29 Rf8 loss in 2 half-moves
30 Rg8 loss in 2 half-moves
31 Rh8 loss in 2 half-moves