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

EGTB: win in 4 half-moves

# move score
1 Rc1 win in 3 half-moves
2 K1b2 win in 5 half-moves
3 Rc3 win in 5 half-moves
4 K1b1 draw
5 K2b1 draw
6 K2b2 draw
7 Ka3 draw
8 Kb3 draw
9 Ra5 draw
10 Rb5 draw
11 Rc2 draw
12 Rc4 draw
13 Rd5 draw
14 Rh5 draw
15 Rc6 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rg5 loss in 2 half-moves