YOU SAID:
They were out while I was murdering your wife.
INTO JAPANESE
私があなたの妻を殺している間、彼らは外出していました。
BACK INTO ENGLISH
They were out while I was killing your wife.
INTO JAPANESE
私があなたの妻を殺している間、彼らは外出していました。
BACK INTO ENGLISH
They were out while I was killing your wife.
That didn't even make that much sense in English.