input: Generate an approximately fifteen-word sentence that describes all this data: United States, leader, Barack Obama

sentence: Barack Obama is the president of the US.

input: Generate an approximately fifteen-word sentence that describes all this data: ELA-3, site, Guiana Space Centre; Ariane 5, launchSite, ELA-3

sentence: The launch site of the Ariane 5 was ELA-3 launchpad at the Guiana Space Centre.

input: Generate an approximately fifteen-word sentence that describes all this data: Appleton International Airport, location, Greenville, Wisconsin; Greenville, Wisconsin, isPartOf, Ellington, Wisconsin; Appleton International Airport, cityServed, Appleton, Wisconsin; Appleton, Wisconsin, isPartOf, Grand Chute, Wisconsin

sentence:
Appleton International Airport is located in Greenville (part of Ellington), Wisconsin and serves the city of Appleton (part of Grand Chute), Wisconsin.