Thus, 11 billion pieces is an extreme lower bound on the number of preprints carried by the Postal Service.
The Postal Service carries preprints.
22 million is the number of preprints carried by the Postal Service.
I quickly saw what was going on.
Some knobhead left all the doors unlocked and wide-open!
A woman is outside.
A man is laying in the grass alone.
Two boys are looking up.
People are outside in the park