Problem: Hepburn, a four-time Academy Award winner, died last June in Connecticut at age 96.

Based on that paragraph can we say the following?
Hepburn, who won four Oscars, died last June aged 96.
****
Answer: yes

Problem: The longest mission which these Salyuts supported was 63 days. The second generation Salyuts would fly missions much longer and would need to be resupplied from time to time; therefore, a supply ferry was mandatory to maintain a fully operational Salyut for two years with 40,000 pounds of fuel, food, clothing and water.

Based on that paragraph can we say the following?
Russians hold record for longest stay in space.
****
Answer: no

Problem: Norway's most famous painting, "The Scream" by Edvard Munch, was recovered Saturday, almost three months after it was stolen from an Oslo museum.

Based on that paragraph can we say the following?
Edvard Munch painted "The Scream".
****
Answer: yes

Problem: With Washington hinting it might soften its tough stance to break the deadlock, top US negotiator, Christopher Hill, said the two sides needed to review the situation.

Based on that paragraph can we say the following?
Christopher Hill works for the US.
****
Answer:
yes