(;
SZ[9]
AB[ad][bd][bc][bb][db][da][cd][dd][ed][ee][eg][eh][ei][hi][hh][ih][hf][if][ga][ba][ca][ic][gh][gg][gf][ef][ge]
AW[ha][ib][hc][gb][fb][eb][ec][gd][he][dh][ch][bh][bi][ah][bg][be][ce][de][df][hd][fd][fc][dc][cf][dg][gi]
C[White plays.

What is the optimal endgame sequence?
What is the score result?

Assume no captures yet, no komi, and no pass stones.  Use Japanese territory scoring, i.e., count surrounded points plus captures.  Note that Japanese scoring without komi allows a jigo, which is a tied score on the board.];
LB[ea:A][cc:B][ae:C][fe:D][ie:E][di:F]
C[The 6 unresolved areas.]
)

