This is the 536th most frequent Norwegian word.
sistnevnte
"The latter."
Here, 'sistnevnte' is used to refer to the last mentioned option, which is going to the theater.
Jeg var på kino og teater i går; sistnevnte opplevelse var virkelig fantastisk.
I went to the cinema and the theater yesterday; the latter experience was truly amazing.
In this sentence, 'sistnevnte' indicates the last mentioned element in the list, which is grape.
Av eple, pære og drue syntes jeg sistnevnte smakte best.
Among apple, pear, and grape, I thought the latter tasted the best.
In this case, 'sistnevnte' refers to the last mentioned role, which is the editor.