SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function multiIf (children 1)
     ExpressionList (children 5)
      Function equals (children 1)
       ExpressionList (children 2)
        Function modulo (children 1)
         ExpressionList (children 2)
          Identifier number
          Literal UInt64_2
        Literal UInt64_0
      Function toUInt8 (children 1)
       ExpressionList (children 1)
        Literal UInt64_1
      Function equals (children 1)
       ExpressionList (children 2)
        Function modulo (children 1)
         ExpressionList (children 2)
          Identifier number
          Literal UInt64_3
        Literal UInt64_0
      Function toInt32 (children 1)
       ExpressionList (children 1)
        Literal UInt64_2
      Function toFloat64 (children 1)
       ExpressionList (children 1)
        Literal UInt64_3
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.numbers
   Literal UInt64_10