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: Taxation in Puerto Rico takes the form of both Federal and Commonwealth taxes. Puerto Rico has independent tax-levying authority by provisions of 48 U.S.C. § 734 of the United States code.
 Question: do citizens in puerto rico pay us taxes Context: Palma de Majorca (/ˈpɑːlmə/ or /ˈpɑːmə/, Catalan: (ˈpalmə), Spanish: (ˈpalma)), often called Palma de Mallorca, is the capital and largest city of the autonomous community of the Balearic Islands in Spain. It is situated on the south coast of Majorca on the Bay of Palma. As of the 2009 census, the population of the city of Palma proper was 401,270, and the population of the entire urban area was 621,000, making it the twelfth largest urban area of Spain. Almost half of the total population of Majorca live in Palma. The Cabrera Archipelago, though widely separated from Palma proper, is administratively considered part of the municipality. Its airport, Palma de Mallorca, serves over 22 million passengers each year.
 Question: is palma mallorca and palma majorca the same place Context: A table may have multiple foreign keys, and each foreign key can have a different parent table. Each foreign key is enforced independently by the database system. Therefore, cascading relationships between tables can be established using foreign keys.
 Question: can i have two foreign keys in one table Context: In statistics, many statistical tests calculate correlations between variables and when two variables are found to be correlated, it is tempting to assume that this shows that one variable causes the other. That ``correlation proves causation,'' is considered a questionable cause logical fallacy when two events occurring together are taken to have established a cause-and-effect relationship. This fallacy is also known as cum hoc ergo propter hoc, Latin for ``with this, therefore because of this,'' and ``false cause.'' A similar fallacy, that an event that followed another was necessarily a consequence of the first event, is the post hoc ergo propter hoc (Latin for ``after this, therefore because of this.'') fallacy.
 Question: does a positive correlation indicate a casual link Context: Puerto Rico (Spanish for ``Rich Port''), officially the Commonwealth of Puerto Rico (Spanish: Estado Libre Asociado de Puerto Rico, lit. ``Free Associated State of Puerto Rico'') and briefly called Porto Rico, is an unincorporated territory of the United States located in the northeast Caribbean Sea.
 Question: is puerto rico part of the united state Context: Other anesthetic drugs are considered safe .These include local anesthetics (lidocaine, bupivacaine, mepivacaine), opiates (morphine, fentanyl), ketamine, barbiturates, nitrous oxide, propofol, etomidate, and benzodiazepines.
 Question: is nitrous oxide a trigger for malignant hyperthermia Context: A black panther is the melanistic color variant of any big cat species. Black panthers in Asia and Africa are leopards (Panthera pardus), and those in the Americas are black jaguars (Panthera onca).
 Question: is a black panther the same as a jaguar
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Yes