YOU SAID:
Thirteen fires raged in his heart.
INTO JAPANESE
13 火災は、彼の心に湧き 。
BACK INTO ENGLISH
13 fire is springing up in his mind.
INTO JAPANESE
13 火は彼の心に湧きです。
BACK INTO ENGLISH
13 fire is springing up on his mind is.
INTO JAPANESE
13 火の出現は彼の心に。
BACK INTO ENGLISH
13 the emergence of fire in his heart.
INTO JAPANESE
13 心に火の出現。
BACK INTO ENGLISH
13 in the heart of fire.
INTO JAPANESE
火の中心部で 13。
BACK INTO ENGLISH
Heart of fire is 13.
INTO JAPANESE
火の中心部は 13 です。
BACK INTO ENGLISH
Heart of fire is 13.
That didn't even make that much sense in English.