instruction:
In this task you will be given an answer to a question. You need to generate a question. The answer given should be a correct answer for the generated question.
question:
'I'm Lovin' It' is a song recorded by American singer-songwriter Justin Timberlake. The song was produced by The Neptunes and is credited as being written by Pharrell Williams, Tom Batoy, Andreas Forberger and Franco Tortora.
answer:
who did the mcdonalds jingle i'm lovin it


question:
The basic roll-with-a-hole design is hundreds of years old and has other practical advantages besides providing for a more even cooking and baking of the dough: The hole could be used to thread string or dowels through groups of bagels, allowing for easier handling and transportation and more appealing seller displays.
answer:
why do bagels have holes in the middle


question:
San Pedro River is a northward-flowing stream originating about 10 miles (16 km) south of the international border south of Sierra Vista, Arizona, in Cananea Municipality, Sonora, Mexico. The river starts at the confluence of other streams (Las Nutrias and El Sauz) just east of Sauceda, Cananea. Within Arizona, the river flows 140 miles (230 km) north through Cochise County, Pima County, Graham County, and Pinal County to its confluence with the Gila River, at Winkelman, Arizona. It is the last major, free-flowing undammed river in the American Southwest, it is of major ecological importance as it hosts two-thirds of the avian diversity in the United States, including 100 species of breeding birds and 300 species of migrating birds.
answer:

where does the san pedro river start and end