YOU SAID:
I ate fifteen children with praxis
INTO JAPANESE
私はプラクシスで15人の子供を食べました
BACK INTO ENGLISH
I ate 15 children at Praxis
INTO JAPANESE
私はプラクシスで15人の子供を食べました
BACK INTO ENGLISH
I ate 15 children at Praxis
That didn't even make that much sense in English.