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

EGTB: win in 4 half-moves

# move score
1 Kba4 win in 3 half-moves
2 Kaa4 win in 5 half-moves
3 Kab4 win in 5 half-moves
4 Kbb4 win in 5 half-moves
5 Rb5 draw
6 Rd8 draw
7 Kaa2 loss in 2 half-moves
8 Kab2 loss in 2 half-moves
9 Kba2 loss in 2 half-moves
10 Kbb2 loss in 2 half-moves
11 Kc2 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves