YOU SAID:
cats eat cows that eat narwhals that eat alpcas that eat cats
INTO JAPANESE
猫を食べる猫を食べる alpcas を食べる narwhals を食べる牛
BACK INTO ENGLISH
Narwhals eat alpcas eat cats eat cats eat beef
INTO JAPANESE
Narwhals 食べる alpcas を食べる猫は猫を食べる牛肉を食べる
BACK INTO ENGLISH
Narwhals eat alpcas eat cats eat cats eat beef
You should move to Japan!