<https://db.cs.cmu.edu/events/db-seminar-summer-2019-db-group-tianyu-li/>
<http://schema.org/breadcrumb>
<https://db.cs.cmu.edu/events/db-seminar-summer-2019-db-group-tianyu-li/#breadcrumb>
<https://db.cs.cmu.edu/events/db-seminar-summer-2019-db-group-tianyu-li/>