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 Rd2 win in 1 half-moves
3 Ka5 win in 3 half-moves
4 Kb5 win in 3 half-moves
5 Ka2 draw
6 Ka6 draw
7 Ka7 draw
8 Kb1 draw
9 Kb7 draw
10 Ra2 draw
11 Rb1 draw
12 Rb4 draw
13 Rc2 draw
14 Rh2 draw
15 Kc5 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rg2 loss in 2 half-moves