generate questions: 20th Street starts at Avenue C, and 21st and 22nd Streets begin at First Avenue. They all end at Eleventh Avenue. Travel on the last block of the 20th, 21st and 22nd Streets, between Tenth and Eleventh Avenues, is in the opposite direction than it is on the rest of the respective street. 20th Street is very wide from the Avenue C to First Avenue.
Where does 10th Street start? {sep_token} At which Avenue do 21st and 22nd Streets begin? {sep_token} What is different about 20th Street between Avenue C and First Avenue? {sep_token} Which street is much wider from Avenue C to First Avenue? {sep_token} How does traffic travel on the last block of the 20th, 21st, and 22nd Streets? {sep_token}