SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function hex (alias binary_hash) (children 1)
     ExpressionList (children 1)
      Function keccak256 (children 1)
       ExpressionList (children 1)
        Function unhex (children 1)
         ExpressionList (children 1)
          Literal \'deadbeef\'
