Found:
Sluicing
SYNTAX: reducing a wh-question to its wh-phrase(s) in a context where the omitted part can be reconstructed from the preceding sentence. EXAMPLE: in (i) the content of the complement clause of know is understood as which sonata's Susan has played.
(i) Susan has played some sonata's, but I don't know which sonata's __Sentences like (i) raise the question whether there is an empty category following which sonata's, and if so, how it is licensed (see licensing).
| LIT. | Ross, J.R. (1969) |