Question:
so does alcohol show up in these tests

Does it follow that "I know alcohol won't show up in these tests."?
Answer:
no

Question:
um-hum yeah well any of the guys that were ground yes yeah i can imagine

Does it follow that "That's what I figured with any of those guys on the ground."?
Answer:
yes

Question:
(For more on the Jefferson debate, see David Greenberg's High Concept.

Does it follow that "They wanted to let their readers get the full picture with additional sources."?
Answer:
it is not possible to tell

Question:
Not many children will enjoy visiting more than the occasional holy or historical site, especially if they have to keep silent.

Does it follow that "Children are mandated by law to remain silent when visiting holy or historical sites."?
Answer:
it is not possible to tell