Based on the information present in the given passage, you need to write a correct answer to the given question. A correct answer is one that correctly and completely answers the question. Do not write answers that address the question partially or incorrectly. The correct answer must be contained in the given paragraph.

Ex Input:
Paragraph- Sent 1: On a busy Friday morning in Manhattan, nine pedestrians suffered bullet or fragment wounds after police unleashed a hail of gunfire at a man wielding a .45 caliber pistol who had just killed a former co-worker.
Sent 2: The officers unloaded 16 rounds in the shadow of the Empire State Building at a disgruntled former apparel designer, killing him after he engaged in a gunbattle with police, authorities said.
Sent 3: Three passersby sustained direct gunshot wounds, while the remaining six were hit by fragments, according to New York Police Commissioner Ray Kelly.
Sent 4: All injuries were caused by police, he said Saturday.
Sent 5: One officer shot nine rounds and another shot seven.
Sent 6: Police identified the gunman as Jeffrey Johnson, 58, who was apparently laid off from his job as a designer of women's accessories at Hazan Import Co. last year.
Sent 7: Johnson, who served in the U.S. Coast Guard in the mid-1970s, had two rounds left in his pistol.
Sent 8: It holds eight, Kelly said.
Sent 9: Police identified the slain co-worker as Steven Ercolino, 41, who had apparently filed a prior complaint against his assailant, claiming that he thought Johnson would eventually try to kill him.
Sent 10: Both men had filed harassment complaints against each other in April 2011, Kelly added.
Sent 11: Ercolino was listed as a vice president of sales at Hazan Import Corp., according to his LinkedIn profile.
Sent 12: "It's not something that should happen to a loving person like that," said his brother, Paul.
Sent 13: "He's going to be so missed by everybody.
Sent 14: He was a light of so many lives.".
Question: What was the age difference between Jeffrey Johnson and Steven Ercolino at the time of Steven Ercolino's death?.

Ex Output:
Seventeen.

Ex Input:
Paragraph- Sent 1: New York (CNN) -- Three defendants pleaded guilty in federal court Wednesday to conspiring to defraud a Holocaust reparations organization out of $57.3 million, according to court documents.
Sent 2: Genrikh Kolontyrskiy, Moysey Kucher and Dora Kucher, all of Brooklyn, helped produce and process some of the thousands of fraudulent applications for the Conference on Jewish Material Claims Against Germany that are under investigation.
Sent 3: The organization, also known as the Claims Conference, distributes more than $400 million a year from funds provided by the German government to victims of the Holocaust.
Sent 4: "Our efforts to hold to account all of the individuals who participated in defrauding an organization that exists solely for the purpose of aiding victims of Nazi atrocities continues," said Preet Bharara, U.S. Attorney for the Southern District of New York, in a statement.
Sent 5: The defendants aided in defrauding two funds managed by the Claims Conference, the Article 2 Fund and the Hardship Fund, of $45 million and $12.3 million, respectively, according to court documents.
Sent 6: The Article 2 Fund makes monthly payments of around $400 to survivors of Nazi persecution who make less than $16,000 per year "and either lived in hiding or under a false identity for at least 18 months," according to a news release from the U.S. Attorney's office.
Sent 7: The Hardship Fund pays a one-time payment of $3,500 to "victims of Nazi persecution who evacuated the cities in which they lived and were forced to become refugees."Sent 8: Kolontyrskiy, 80, knowingly processed fraudulent applications for payment while employed with the Article 2 Fund, according to court documents.
Sent 9: Moysey Kucher, 66, and Dora Kucher, 58, recruited individuals to provide identification documents that were used to prepare fraudulent applications for both funds, in exchange for money paid out to the false applicants, according to court documents.
Sent 10: Jesse Siegel, Kolontyrskiy's attorney, said his client was by no means a major instigator, but he takes responsibility for his actions.
Question: What did the material contain?.

Ex Output:
Fraudulent documents.

Ex Input:
Paragraph- Sent 1: What if two children push a swing at the same time?
Sent 2: Would the swing go higher?
Sent 3: Yes, together their force would be more.
Sent 4: It is common for forces to be combined.
Sent 5: Most objects on Earth have at least two forces acting on them.
Sent 6: Do you know what one of them is?
Sent 7: Of course, that force is gravity.
Sent 8: How many forces do you have on you right now?
Sent 9: Gravity pulls you down toward the center of Earth.
Sent 10: Your legs exert a downward force.
Sent 11: They hold you up against the pull of gravity.
Sent 12: Consider the example in Figure 1.3.
Sent 13: A book is resting on a table.
Sent 14: Gravity pulls the book downward.
Sent 15: It has a force of 20 newtons.
Sent 16: At the same time, the table pushes the book upward.
Sent 17: Its force is also 20 newtons.
Sent 18: The table opposes the pull of gravity.
Question: At what level of force does gravity pull the book downwards?.

Ex Output:
More than 20 newtons.