YOU SAID:
there was once a dinosaur who died the end
INTO JAPANESE
かつて最後に死んだ恐竜がいました
BACK INTO ENGLISH
There used to be the last dead dinosaur
INTO JAPANESE
かつて最後の死んだ恐竜がいました
BACK INTO ENGLISH
There used to be the last dead dinosaur
That didn't even make that much sense in English.