2006 New York Code - Definition of a future estate subject to a condition precedent

 
  § 6-4.10 Definition of a future estate subject to a condition precedent
    A  future estate subject to a condition precedent is an estate created
  in favor of one or more unborn or unascertained persons or in  favor  of
  one  or  more  presently ascertainable persons upon the occurrence of an
  uncertain event.