SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function transform (children 1)
     ExpressionList (children 3)
      Function tuple (children 1)
       ExpressionList (children 1)
        Literal UInt64_1
      Literal Array_[\'sdf\']
      Literal Array_[UInt64_1]