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 Kc1 draw
3 Kc2 draw
4 Kd1 draw
5 Kd3 draw
6 Ke1 draw
7 Ke2 draw
8 Ke3 draw
9 Ra3 draw
10 Rc1 draw
11 Rc2 draw
12 Rc4 draw
13 Rc5 draw
14 Rc6 draw
15 Rc7 draw
16 Rd3 draw
17 Rf3 draw
18 Rg3 draw
19 Rh3 draw
20 Rc8 loss in 2 half-moves
21 Re3 loss in 2 half-moves