This is the 885th most frequent Norwegian word.
gatene
"The streets" (definite plural form of "gate").
Here, 'gatene' refers to the multiple streets as part of an area where children play.
Barna leker i gatene.
The children are playing in the streets.
In this case, 'gatene' describes the busy city streets collectively.
Gatene i byen er alltid travle.
The streets in the city are always busy.
Here, 'gatene' indicates the location, the streets that needed cleaning following the event.