How to Say "The cat eating watermelon was cute." in Korean?

"The cat eating watermelon was cute." in Korean is 수박 먹는 고양이 귀여웠어요. (subak meongneun goyangi gwiyeowosseoyo)

자고 있었어요. (jago isseosseoyo) - I was sleeping.
큰 고양이 자고 있었어요. (keun goyangi jago isseosseoyo) - The big cat was sleeping.
자는 강아지 (janeun gangaji) - Sleeping Dog
자는 사람 (janeun saram) - Sleeping Person
자는 고양이 (janeun goyangi) - Sleeping Cat
자는 고양이 귀여워요. (janeun goyangi gwiyeowoyo) - The sleeping cat is cute.
작은 고양이 뭐 하고 있었어요? (jageun goyangi mwo hago isseosseoyo) - What was the small cat doing?
작은 고양이 수박 먹고 있었어요. (jageun goyangi subak meokkko isseosseoyo) - The small cat was eating watermelon.