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

EGTB: win in 2 half-moves

# move score
1 Re3 win in 1 half-moves
2 Rc1 loss in 12 half-moves
3 Rc2 loss in 12 half-moves
4 Ka1 loss in 2 half-moves
5 Ka2 loss in 2 half-moves
6 Ka3 loss in 2 half-moves
7 Kb1 loss in 2 half-moves
8 Kb3 loss in 2 half-moves
9 Kc1 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Rc6 loss in 1 half-moves
17 Rc7 loss in 1 half-moves
18 Rc8 loss in 1 half-moves
19 Rf3 loss in 1 half-moves
20 Rg3 loss in 1 half-moves
21 Rh3 loss in 1 half-moves