What are the keywords in the following sentence? looking at different styles of text within a piece .
look, piece, style

What are the keywords in the following sentence? the friendly against the national team will be the first time that city has visited the country
city, country, visit

What are the keywords in the following sentence? unknown young female doctor in blue medical uniform holding a syringe ready for injection .
doctor, hold, injection, syringe

What are the keywords in the following sentence? a couple of buildings and a white clock
building, clock, couple