public Set<WordToken> extractWords(final int distance,Predicate<Dependency> predicate,final Dependency... start){
  return extractWords(distance,predicate,Arrays.asList(start));
}

public Set < WordToken > extractWords ( final int distance , Predicate < Dependency > predicate , final Dependency ... start ) { return extractWords ( distance , predicate , Arrays . asList ( start ) ) ; }
find the nearest neighbours within dependency distance links of the provided start dependencies .
