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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Ra4 win in 5 half-moves
3 Rab1 win in 5 half-moves
4 Ra2 draw
5 Ra3 draw
6 Rd2 draw
7 Rd3 draw
8 Rd4 draw
9 Rd5 draw
10 Rd6 draw
11 Rdb1 draw
12 Ra6 loss in 2 half-moves
13 Ra7 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rac1 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Rdc1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves