Switchboard in NXT

Syntax Sub-Cat Tags

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Penn Treebank syntactic sub-category tags used in the NXT version of Switchboard (i.e. values of the attribute subcat for nt elements):

Values Description
ADV adverbial (other than ADVP or PP)
DIR direction
IMP imperative
LOC locative
LOC,PRD locative predicate
MNR manner
NOM nominal (on relatives and gerunds)
NOM,TPC topicalised nominal
PRD predicate (other than VP)
PRD,PRP purpose or reason predicate
PRD,UNF unfinished predicate
PRP purpose or reason
PRP,TPC topicalised purpose or reason
PUT locative complement of put
SBJ surface subject
SBJ,UNF unfinished surface subject
SEZ reported speech
TMP temporal
TMP,UNF unfinished temporal
TPC topicalised
UNF unfinished