Explain EXPLAIN SYNTAX (children 1)
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 3)
    ExpressionList (children 1)
     Asterisk
    TablesInSelectQuery (children 2)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Subquery (children 1)
        SelectWithUnionQuery (children 1)
         ExpressionList (children 1)
          SelectQuery (children 1)
           ExpressionList (children 2)
            Literal UInt64_1 (alias id)
            Literal UInt64_2 (alias value)
     TablesInSelectQueryElement (children 2)
      TableExpression (children 1)
       Subquery (children 1)
        SelectWithUnionQuery (children 1)
         ExpressionList (children 1)
          SelectQuery (children 1)
           ExpressionList (children 2)
            Literal UInt64_1 (alias id)
            Literal UInt64_3 (alias value_1)
      TableJoin (children 1)
       ExpressionList (children 1)
        Identifier id
    Function equals (children 1)
     ExpressionList (children 2)
      Function arrayMap (children 1)
       ExpressionList (children 2)
        Function lambda (children 1)
         ExpressionList (children 2)
          Function tuple (children 1)
           ExpressionList (children 1)
            Identifier x
          Function plus (children 1)
           ExpressionList (children 2)
            Function plus (children 1)
             ExpressionList (children 2)
              Identifier x
              Identifier value
            Identifier value_1
        Literal Array_[UInt64_1]
      Literal Array_[UInt64_6]
