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

EGTB: win in 6 half-moves

# move score
1 Rd1 win in 5 half-moves
2 Ra4 draw
3 Rb4 draw
4 Rd3 draw
5 Rd7 draw
6 Rd8 draw
7 Re4 draw
8 Kaa2 loss in 2 half-moves
9 Kab2 loss in 2 half-moves
10 Kba2 loss in 2 half-moves
11 Kbb2 loss in 2 half-moves
12 Kc1 loss in 2 half-moves
13 Kc2 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rd2 loss in 2 half-moves
16 Rd5 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rh4 loss in 2 half-moves