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 Rd8 win in 1 half-moves
3 K1b1 draw
4 K1b2 draw
5 K2b2 draw
6 Rd1 draw
7 Rd2 draw
8 Rd4 draw
9 Rd5 draw
10 Rd6 draw
11 Re3 draw
12 Rf3 draw
13 Rg3 draw
14 Rh3 draw
15 K2b1 loss in 2 half-moves
16 Ka3 loss in 2 half-moves
17 Kb3 loss in 2 half-moves
18 Ra3 loss in 1 half-moves
19 Rc3 loss in 1 half-moves
20 Rd7 loss in 1 half-moves