Found:
Improper movement
SYNTAX: illicit movement from an A-bar-position to an A-position, as in (i):
(i) * [IP Johni seems [CP t'i [IP ti knows it all]]]The intermediate trace, t'i, being a variable since it occupies an A-bar position, violates principle C of the Binding Theory, because it is A-bound by John.
| LIT. | Chomsky, N. (1986b) Haegeman, L. (1991) |