Context: Death from laughter is a rare form of death, usually resulting from cardiac arrest or asphyxiation, caused by a fit of laughter. Instances of death by laughter have been recorded from the times of ancient Greece to the modern day.
 Question: can you have a heart attack from laughing Context: An alternative fuel vehicle is a vehicle that runs on a fuel other than traditional petroleum fuels (petrol or Diesel fuel); and also refers to any technology of powering an engine that does not involve solely petroleum (e.g. electric car, hybrid electric vehicles, solar powered). Because of a combination of factors, such as environmental concerns, high oil prices and the potential for peak oil, development of cleaner alternative fuels and advanced power systems for vehicles has become a high priority for many governments and vehicle manufacturers around the world.
 Question: can cars run on anything other than gas Context: As the largest and busiest international airport on the U.S. West Coast, LAX is not only a major international gateway to the United States but also serves a major point for international connecting passengers.
 Question: is lax the biggest airport in the world Context: In college, the ``flagrant collision'' rule discourages, but does not prohibit, collisions at home plate and on the bases. Instead, only ``unnecessary and violent'' collisions are outlawed. While defensive players are allowed to block the plate/base with clear possession of the ball, offensive players must take steps to ensure contact with the fielder is legal--for instance, it must be below the waist. Violations of this rule carry similar penalties to the high school malicious contact rule.
 Question: can you block the plate in college baseball
Yes
Yes
No
Yes