What are the keywords in the following sentence:

segregated classes for boys and girls in education in schools and on the street .
class, education, school
Vilka är nyckelorden i följande mening: segregerade klasser för pojkar och flickor i utbildning i skolor och på gatan .
What are the keywords in the following sentence: segregated classes for boys and girls in education in schools and on the street .
klass, utbildning, skola
class, education, school