
specifically a local CHAIN.
Breaking Bad Season 4, Episode 7

I really think we should examine
the CHAIN of causality here.
The Big Bang Theory Season 1, Episode 1

Why would he CHAIN up Stephen Hawking?
The Big Bang Theory Season 6, Episode 8

Right through the CHAIN links,
right through the CHAIN links.
Breaking Bad Season 4, Episode 3

So, why did the Citadel take your CHAIN?
Game of Thrones Season 3, Episode 7