Most people can prevent the flu by being vaccinated, but need to be re-vaccinated annually, since a new flu vaccine is concocted each year from a cocktail of inactivated virus that are predicted to be dominant that year.
(Most people; can prevent; the flu) (a cocktail of inactivated virus; are predicted; to be dominant that year) (a cocktail of inactivated virus; to be; dominant; T:that year) (Most people; need; to be re-vaccinated annually, since a new flu vaccine is concocted each year from a cocktail of inactivated virus) (a new flu vaccine; is concocted; T:each year; from a cocktail of inactivated virus)
Most people a cocktail of inactivated virus a cocktail of inactivated virus Most people a new flu vaccine
can prevent are predicted to be need is concocted
the flu
to be dominant that year
dominant T:that year
to be re-vaccinated annually, since a new flu vaccine is concocted each year from a cocktail of inactivated virus
T:each year from a cocktail of inactivated virus