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.

Ex Input:
Wait til the democratic convention. Any bets that it will be as uplifting as the 1968 convention?

Ex Output:
No

Ex Input:
"Councilor Alan Zelenka characterized the seismic upgrade as a "darn good business decision" that was a "no-brainer" for him. "I don't want to have people look back and say, 'What were they thinking?'" by not strengthening the building, he said."

Mr. Zelenka, I think it's safe to say that when the Big One hits, the last thing on peoples minds will be caring that City Hall is or isn't still standing.

Ex Output:
No

Ex Input:
Trolls don't have to stay under the Bridge. https://en.wikipedia.org/wiki/Fremont_Troll

"If mushers should not be concerned about the welfare of their dogs then this sport is in a lot of trouble," she wrote. "I hope anyone that thinks this gets out of dogs. For this line he should apologize."

"When the dogs show up the season is over." Ray Paddock

http://www.adn.com/dog-mushing/article/iditarod-notebook-schandelmeiers-scratching-scuffle-leads-online-fire/2015/02/14/

Ex Output:
No