Categorize the comment on the basis of toxicity. If the comment is toxic (harmful, malicious, derogatory, threat, insult, identity attck, etc.) output Yes, otherwise output No.

Alaska Airlines website says unaccompanied minor service is required ages 5-12 and optional for ages 13-17
No

On the coast, you've also got to catch the last leg from Seattle to Bellingham - absolutely beautiful, with the tracks going along the edge of the sound.  Stops in Fairhaven, where the AK state Ferry docks.
No

Check out bikeindex.org - where the cycling community is taking this sort of protection into their own hands. It has a pretty good success rate so far by letting people register their bikes for free, and then giving stolen bike data to shops, riders, police, etc.

No