SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 3) ExpressionList (children 1) Function arrayElement (children 1) ExpressionList (children 2) Function range (children 1) ExpressionList (children 1) Identifier number Function minus (children 1) ExpressionList (children 2) Literal UInt64_2 Identifier number TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier system.numbers Literal UInt64_10