+-----------------COMP:V-N(in)-----------------+    
      +--------------SUBJ:V-N-------------+         +------------MOD_ATT:N-ADJ-----------+    
      +--------COMP:N-N(of)-------+       |         |         +-------MOD_ATT:N-ADJ------+    
      |           +-MOD_ATT:N-ADJ-+       |         |         |         +--MOD_ATT:N-ADJ-+    
      |           |       +MOD_ATT+       |         |         |         |       +MOD_ATT:+    
      |           |       |       |       |         |         |         |       |        |    
 Expression of __SP__ __NODE__ protein occurs in benign hypertrophic __SP__ prostatic tissue .
COMP:N-N(of) (expression,protein)
MOD_ATT:N-ADJ (protein,__SP__)
MOD_ATT:N-ADJ (protein,__NODE__)
SUBJ:V-N (occur,expression)
COMP:V-N(in) (occur,toilet)
MOD_ATT:N-ADJ (toilet,benign)
MOD_ATT:N-ADJ (toilet,hypertrophic)
MOD_ATT:N-ADJ (toilet,__SP__)
MOD_ATT:N-ADJ (toilet,prostatic)