Sentence


Parse

They
NP
 
are
(S[dcl]\NP)/(S[adj]\NP)
 
very
(S[adj]\NP)/(S[adj]\NP)
 
interested
(S[adj]\NP)/PP
 
in
PP/NP
 
astronomy
N
 
NP
*
.
.
 
NP
.
PP
> 0
S[adj]\NP
> 0
S[adj]\NP
> 0
S[dcl]\NP
> 0
S[dcl]
< 0

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