Question: What kind of car won the daytona 500 this year?

context: No context provided
question: What kind of car won the daytona 500 in 2017?
short_answers: Ford
context: No context provided
question: What kind of car won the daytona 500 in 2016?
short_answers: toyota
context: No context provided
question: What kind of car won the daytona 500 in 2015?
short_answers: ford
context: No context provided
question: What kind of car won the daytona 500 in 2017?
short_answers: Ford
context: No context provided
question: What kind of car won the daytona 500 in 2016?
short_answers: Toyota
context: No context provided
question: What kind of car won the daytona 500 in 2015?
short_answers: Ford

Answer: The Daytona 500 is a 500-mile-long (805 km) NASCAR Cup Series motor race held annually at Daytona International Speedway in Daytona Beach, Florida. A Ford car won the Daytona 500 in 2015 and 2017. A Toyota car won in 2016.