YOU SAID:

it was I who took the first napkin

INTO JAPANESE

最初のナプキンを取ったのは私だった

BACK INTO ENGLISH

I was the one who took the first napkin

INTO JAPANESE

最初にナプキンを取ったのは私だった

BACK INTO ENGLISH

I was the first to take the napkin

INTO JAPANESE

私は最初にナプキンを取った

BACK INTO ENGLISH

I took the napkin first

INTO JAPANESE

最初にナプキンを取りました

BACK INTO ENGLISH

I took the napkin first