Problem:
Read the following paragraph and determine if the hypothesis is true:

Paul Beard (4 August 1901 22 April 1989) was an English violinist, known particularly as leader of Sir Thomas Beecham's original London Philharmonic Orchestra and Sir Adrian Boult's BBC Symphony Orchestra. He was also a teacher, holding posts at the Royal Academy of Music and the Guildhall School of Music.
Hypothesis: Paul Beard wrote his last song in 1989
****
Answer:
It's impossible to say

Problem:
Read the following paragraph and determine if the hypothesis is true:

Air Caribbean was an airline that served from Luis Munoz Marin International Airport, then "Isla Verde International Airport", in San Juan. The 1970s and 1980s were decades when several Puerto Rican airlines existed and competed against each other, including Prinair, Vieques Air Link and Dorado Wings. Believing a share of the market profits could be gained, Air Caribbean was created in 1975.
Hypothesis: Air Caribbean was active in 1976.
****
Answer:
Yes

Problem:
Read the following paragraph and determine if the hypothesis is true:

The Three Musketeers is a 1993 Austrian-American action-adventure comedy film from Walt Disney Pictures, Caravan Pictures, and The Kerner Entertainment Company, directed by Stephen Herek from a screenplay by David Loughery. It stars Charlie Sheen, Kiefer Sutherland, Chris O'Donnell, Oliver Platt, Tim Curry and Rebecca De Mornay.
Hypothesis: Stephen Herek worked on The Three Musketeers since 1989
****
Answer:
It's impossible to say