Conversation so far:
Where did Carl nielsen grow up?
Carl Nielsen grew up in Sortelung near Nørre Lyndelse, south of Odense on the island of Funen.
Did Carl Nielsen go to school?
Carl Nielsen attended the Royal Danish Academy of Music
How was Carl Nielsen's childhood?
Carl Nielsen came from a poor peasant family. His father, was a house painter and traditional musician. One of his half-uncles, Hans Andersen, was a talented musician.
What were Carl Nielsen's parents names?
Carl Nielsen's father's name was Niels Jørgensen and his mother's was Maren Kristine Johansen.
And Carl Nielsen's mother?

Question: What did they do?
Self-contained rewrite: What did Carl Nielsen's parents Niels Jørgensen and Maren Kristine Johansen do?