SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 3) ExpressionList (children 1) Asterisk TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier t Function and (children 1) ExpressionList (children 2) Function less (children 1) ExpressionList (children 2) Identifier i Literal UInt64_5 Function in (children 1) ExpressionList (children 2) Identifier j Literal Tuple_(UInt64_1, UInt64_2)