YOU SAID:
Whomever is to blame for this atrocity shall be punished most severely.
INTO JAPANESE
この残虐行為の責任を負う者は誰でも最も厳しく処罰される。
BACK INTO ENGLISH
Anyone responsible for this atrocities will be punished most severely.
INTO JAPANESE
この残虐行為の責任者は、最も厳しく処罰されます。
BACK INTO ENGLISH
The person responsible for this atrocities will be punished most severely.
INTO JAPANESE
この残虐行為の責任者は最も厳しく処罰されます。
BACK INTO ENGLISH
The person responsible for this atrocities will be punished most severely.
That didn't even make that much sense in English.