Problem: Europrop International GmbH (EPI) is a joint venture among four European aircraft engine manufacturers, MTU Aero Engines, Snecma, Rolls-Royce, and Industria de Turbo Propulsores. The company's sole product is the Europrop TP400-D6 7970 skW/10,690shp turboprop developed for the Airbus A400M Atlas.

Based on the paragraph above can we conclude that "Europrop International GmbH has only one product called the Europrop TP400-D6 turboprop."? OPTIONS:
- Yes
- It's impossible to say
- No

A: Yes

Q: Robert Christian "Bobby" Vaughn was the first president of the United States.
Robert Christian "Bobby" Vaughn (born February 1975) is an American clothing designer and entrepreneur, who co-founded the Von Dutch clothing line with Michael Cassel. After selling Von Dutch, Vaughn opened a clothing store called FTW in Rockaway, New York.
OPTIONS:
- Yes
- It's impossible to say
- No
A: No

The 89th Medium Tank Battalion was an armored tank unit of the United States Army. It was activated in Korea in August, 1950 and in November 1951, it was assigned to the 25th Infantry Division. The unit participated no fewer than ten campaigns, from 1951 through the Armistice in 1953 with the 26th Division. It earned the Presidential Unit Citation and the Navy Unit Commendation.
The 89th Medium Tank Battalion was the slowest armored tank unit of the United States Army OPTIONS:
- Yes
- It's impossible to say
- No
A: It's impossible to say

input hypothesis: Pangani Falls Dam is a fun place to visit.
Context: Pangani Falls Dam is a dam in Tanzania, which is part of the Pangani Hydro Systems. The dam is located at Koani in the Muheza District of the Tanga Region, about 8km south of another power station at Hale. The Pangani falls power station has two turbines and has an installed capacity of 68 MW .
OPTIONS:
- Yes
- It's impossible to say
- No
true or false: It's impossible to say

Context:
Broadway Rose is a 1922 American silent romantic drama film released by Metro Pictures and directed by Robert Z. Leonard. It stars Leonard's then-wife Mae Murray and Monte Blue. The film is based on an original story by Edmund Goulding written for star Murray, and was produced by Leonard's and Murray's production company Tiffany Pictures.
Hypothesis: Leonard also had a child outside his marriage to Mae. OPTIONS:
- Yes
- It's impossible to say
- No
It's impossible to say

Problem: Republic New York Corporation was the holding company for the Republic National Bank of New York and the Safra Republic Bank. The company was controlled by billionaire Edmond Safra, who was killed in a fire in his Monte Carlo penthouse apartment by his nurse Ted Maher. Republic New York Corporation was sold shortly after its chairman's death to HSBC Bank USA, the US subsidiary of HSBC of the UK.

Based on the paragraph above can we conclude that "Ted Maher went to jail after killing Safra."? OPTIONS:
- Yes
- It's impossible to say
- No

A:
It's impossible to say