YOU SAID:
the cat has lost its hat
INTO JAPANESE
猫は帽子を失った
BACK INTO ENGLISH
The cat lost its hat
INTO JAPANESE
その猫は帽子を失った
BACK INTO ENGLISH
The cat lost his hat
INTO JAPANESE
その猫は帽子を失った
BACK INTO ENGLISH
The cat lost his hat
Come on, you can do better than that.