Delahunty and Garvey
(26)b. S
AUX S
Modal NP VP
Will Pron V NP PP
you invite who P NP
to DET N
the dance
And applying wh-movement to this yields:
(26)c. S'
COMP S
NP AUX S
Who Modal NP VP
will Pron V PP
you invite P NP
to DET N
the dance
Delahunty and Garvey
(26)b. S
Modal NP VP
Will Pron V NP PP
you invite who P NP
to DET N
the dance
And applying wh-movement to this yields:
(26)c. S'
Who Modal NP VP
will Pron V PP
you invite P NP
to DET N
the dance