Section 331.1. Discovery; definition of terms

The following definitions are
  applicable to this section and sections 331.2 through 331.7.
    1.  "Demand  to  produce"  means  a  written notice served by and on a
  party, without  leave  of  the  court,  demanding  to  inspect  property
  pursuant  to  section 331.2 or 331.3 and giving reasonable notice of the
  time at which  the  demanding  party  wishes  to  inspect  the  property
  designated.
    2.  "Attorneys'  work  product"  means  property to the extent that it
  contains the  opinions,  theories  or  conclusions  of  the  presentment
  agency,  law  guardian,  counsel  for the respondent or members of their
  staffs.
    3. "Property" means any existing tangible personal or  real  property,
  including  but  not  limited  to,  books,  records,  reports, memoranda,
  papers, photographs, tapes or other electronic recordings,  articles  of
  clothing,   fingerprints,   blood   samples,   fingernail  scrapings  or
  handwriting specimens, but excluding attorneys' work product.
    4. "Co-respondent" means a person whose name appears in  the  petition
  pursuant to paragraph (i) of subdivision three of section 311.1.