[Computer-go] semeai example

[Aja]

Hi Magnus,

> Valkyria get 100% for white overall but the semeai on the middle  bottom 
> side is not evaluated correctly for white so there I can make  an 
> improvement although it is hard on to do at first sight.

What I mean "score" (maybe not the correct wording) is the ownership of each 
point, not the winning rate. That is to say, white should own EVERY POINT in 
this position, no matter in the playout or with the tree search.

I will make an example to utilize the winning rate.

Aja