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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rf7 draw
3 Rf8 draw
4 Kc1 loss in 2 half-moves
5 Kc2 loss in 2 half-moves
6 Kdd2 loss in 2 half-moves
7 Kde2 loss in 2 half-moves
8 Ked2 loss in 2 half-moves
9 Kee2 loss in 2 half-moves
10 Kf1 loss in 2 half-moves
11 Ra2 loss in 2 half-moves
12 Rc2 loss in 2 half-moves
13 Rd2 loss in 2 half-moves
14 Re2 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rg2 loss in 2 half-moves
21 Rh2 loss in 2 half-moves