
LEADING a train
of meticulously restored
The Big Bang Theory Season 7, Episode 15

...LEADING to a re-examination
of the ultraviolet properties...
The Big Bang Theory Season 2, Episode 5

Why be polite to the world's LEADING
expert on the dung beetle?
The Big Bang Theory Season 3, Episode 2

He was LEADING
an expedition beyond the Wall.
Game of Thrones Season 5, Episode 6

I hear locomotive smoke
is the second LEADING cause...
The Big Bang Theory Season 8, Episode 22