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

EGTB: win in 2 half-moves

# move score
1 Ka4 win in 1 half-moves
2 Kb4 draw
3 Rb4 draw
4 Rf2 draw
5 K5b5 loss in 2 half-moves
6 K5b6 loss in 2 half-moves
7 K6b5 loss in 2 half-moves
8 K6b6 loss in 2 half-moves
9 Ka7 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Ra2 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc2 loss in 2 half-moves
19 Rd2 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rh2 loss in 2 half-moves