YOU SAID:

who was i when i was eating you yesterday

INTO JAPANESE

昨日あなたを食べていたときは誰だった私

BACK INTO ENGLISH

Yesterday you were eating was who I

INTO JAPANESE

昨日あなたが食べていたのは私でした

BACK INTO ENGLISH

It was me that you were eating yesterday

INTO JAPANESE

それは昨日食べていた私だった

BACK INTO ENGLISH

It was me that I ate yesterday.

INTO JAPANESE

昨日食べたのは私でした。

BACK INTO ENGLISH

It was me who ate yesterday.

INTO JAPANESE

昨日食べたのは私でした。

BACK INTO ENGLISH

It was me who ate yesterday.