input: Generate an approximately fifteen-word sentence that describes all this data: Italy, capital, Rome

sentence: Rome is the capital of Italy.

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

sentence: Barack Obama is a leader of the United States.

input: Generate an approximately fifteen-word sentence that describes all this data: 109 Felicitas, mass, 7.5 (kilograms); 109 Felicitas, epoch, 2006-12-31

sentence:
109 Felicitas has an epoch date of 31 December 2006 and a mass of 7.5 kgs.