YOU SAID:
They are taking a nap in the sofa
INTO JAPANESE
彼らはソファーで昼寝をしています
BACK INTO ENGLISH
They are taking a nap on the sofa
INTO JAPANESE
彼らはソファーで昼寝をしています
BACK INTO ENGLISH
They are taking a nap on the sofa
Okay, I get it, you like Translation Party.