Question:
He came toward Hanson and Nema with a broad grin on his face.

Does it follow that "He came towards them with horror on his face."?
Answer:
no

Question:
Ser Perth will be here in a moment.

Does it follow that "Ser Perth will arrive to talk to you momentarily."?
Answer:
it is not possible to tell

Question:
But now he was not sure.

Does it follow that "Now he wasn't certain."?
Answer:
yes

Question:
I didn't want him able to outsmart me, but people would have to believe that he might.

Does it follow that "The computer that I was programming needed to seem as intelligent as me, but I had to be careful not to let it get too smart."?
Answer:
it is not possible to tell