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

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 Kb3 draw
3 Kb4 draw
4 Kd3 draw
5 Kd4 draw
6 Ra3 draw
7 Rc1 draw
8 Rc2 draw
9 Rd3 draw
10 Re3 draw
11 Rg3 draw
12 Rh3 draw
13 Kb5 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Rb3 loss in 2 half-moves