Edison decided to call "his" invention the Kinetoscope, combining the Greek root words "kineto" (movement), and "scopos" ("to view").
Can we say the following?
Edison invented the Kinetoscope.

yes

According to an Israeli official, the murders of Galan, a high-ranking police officer, and a judge last week were probably carried out by an Israeli mercenary paid by the Medellin cartel - the world's most powerful drug-trafficking mafia - which has set up paramilitary squads accused of hundreds of individual murders and massacres against political and labor leaders, as well as peasants and patriotic union leftist militants in different parts of the country.
Can we say the following?
Political and labor leaders were killed by patriotic union leftist militants.

no

Mahbob Amiri, head of Afghanistan's quick-reaction force, said Monday's bomb in the capital detonated as a United Nations vehicle drove past.
Can we say the following?
The United Nations produces vehicles.

no

President Bill Clinton on Tuesday passed the leadership of the Democratic Party to Vice President Al Gore, describing his deputy as the right person to be the first U.S. President of the 21st century.
Can we say the following?
Bill Clinton belongs to the Democratic Party.
yes