僕はウナギだ。(4/29)

Excite翻訳： I am an eel.
＠nifty翻訳： I am an eel.
Babel Fish： I am the eel.
Google翻訳： I eel.
Yahoo!翻訳： I am an eel.
OCN翻訳： I'm eel.
Windows Live Translator: I am the eel.
Livedoor: I am an eel.

Summary:
This is also a typical Japanese sentence sample.
The structure looks simple, but none of them show its correct meaning.