+------------SUBJ:V-N------------+                                            
      +-------COMP:N-N(of)-------+     +-----------COMP:V-N(in)----------+          
      |           +-MOD_ATT:N-ADJ+     |            +----MOD_ATT:N-ADJ---+          
      |           |       +MOD_AT+     |            |        +MOD_ATT:N-N+          
      |           |       |      |     |            |        |           |          
 Expression of __SP__ __NODE__ mRNA occurs in subependymal plate from __SP__ brain .
COMP:N-N(of) (expression,mRNA)
MOD_ATT:N-ADJ (mRNA,__SP__)
MOD_ATT:N-ADJ (mRNA,__NODE__)
SUBJ:V-N (occur,expression)
COMP:V-N(in) (occur,__SP__)
MOD_ATT:N-ADJ (__SP__,subependymal)
MOD_ATT:N-N (__SP__,plate)