SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier 02952_disjunction_optimization
   Function or (children 1)
    ExpressionList (children 2)
     Function and (children 1)
      ExpressionList (children 3)
       Function notEquals (children 1)
        ExpressionList (children 2)
         Identifier a
         Literal UInt64_1
       Function notEquals (children 1)
        ExpressionList (children 2)
         Identifier a
         Literal UInt64_2
       Function notEquals (children 1)
        ExpressionList (children 2)
         Identifier a
         Literal UInt64_4
     Function equals (children 1)
      ExpressionList (children 2)
       Identifier b
       Literal \'\'
