Yeah.
Yeah.
It 's a hard puzzle. But the other part of it is the way they connect to these , uh , probabilistic relational models. So  there 's all the problems that the linguists know about , about mental spaces , and the cognitive linguists know about , but then there 's this problem of the belief - net people have only done a moderately good job of dealing with temporal belief - nets. Uh , which they call dynamic  they incorrectly call dynamic belief - nets.
Mmm.