Bullet for My Valentine
Table:
Bullet for My Valentine
Also known as	Jeff Killed John (1998–2003)
Origin	Bridgend, Wales, UK
Genres

Metalcore
heavy metal
thrash metal
hard rock

Years active	1998 (1998)–present
Labels

Trustkill
Visible Noise
Gun
Sony Music
Jive
RCA
Spinefarm

Website	bulletformyvalentine.com

From the table, state whether the hypothesis is entailed, neutral, or refuted. Provide the verdict inside {"answer": "YOUR ANSWER"} as JSON.

Assertion: Bullet for My Valentine was known as Jeff Killed John earlier in time.

answer: entailed