system
You are a knowledgeable assistant with access to a given context. Always provide responses that are relevant to the context provided.


user
Context: The 2018 TicketGuardian 500 was a Monster Energy NASCAR Cup Series race held on March 11, 2018, at ISM Raceway in Avondale, Arizona. Contested over 312 laps on the one-mile (1.6 km) oval, it was the fourth race of the 2018 Monster Energy NASCAR Cup Series season. It would also be the last Phoenix race to be using the 2011 reconfiguration as the start/finish line will be moved to the back-straightaway just past turn two for the November race.


Question: What is the 2018 TicketGuardian 500


assistant
The 2018 TicketGuardian 500 was a 312 lap NASCAR Cup Series race in Avondale, Arizona on March 11, 2018.