instruction:
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.
question:
Paragraph- Sent 1: Hurlburt Field, Florida (CNN) -- An Air Force CV-22 Osprey crashed Wednesday during a routine training mission north of Navarre, Florida, injuring five crew members aboard, a military official said.
Sent 2: The crash occurred about 6:45 p.m.
Sent 3: at Hurlburt Field's Eglin Range, said Amy Nicholson, chief of public affairs at the airfield.
Sent 4: The five injured crew members were taken to an area hospital, Nicholson said.
Sent 5: The extent of their injuries was not immediately known.
Sent 6: The cause of the accident is under investigation, she said.
Sent 7: The Osprey was assigned to the 1st Special Operations Wing, the Air Force said.
Sent 8: The tilt-rotor aircraft can fly like an airplane and land like a helicopter.
Sent 9: The Army began developing the Osprey in 1982, though the program was nearly scrapped in 1989 when then-Secretary of Defense Dick Cheney sought to cancel it because of ballooning costs.
Sent 10: Questions were raised about the safety of the Osprey after two crashes, including one in 1992 at a Marine Corps air base in Virginia that killed the crew.
Sent 11: In late 2000, the Marine Corps grounded the Osprey fleet after two crashes -- one in Arizona that killed four crew members and 15 passengers, and another in North Carolina that killed the crew.
Sent 12: A redesign was ordered on the Osprey, and it resumed flights in 2002.
Sent 13: The Air Force began using Ospreys in 2008 after testing the aircraft in 2006.
Sent 14: They were first deployed by the Marines in Iraq in 2007 after 18 years and $20 billion in development.
Question: How many crashes was the CV-22 involved in?.
answer:
4.

question:
Paragraph- Sent 1: Adrienne Saunders is happily married to her art dealer husband , Jack .
Sent 2: They have a daughter named Mary .
Sent 3: Adrienne hears from a friend that she thought she saw Jack in town when he claimed to be on an out of town business trip .
Sent 4: Adrienne confronts him , but he denies being in town , and their lives continue .
Sent 5: Soon after a museum curator is mysteriously murdered , and a relic that Jack bought for the museum is revealed to be a fake .
Sent 6: Jack is placed under suspicion , and then Adrienne receives word from the police that Jack perished in a car accident .
Sent 7: In trying to wrap up Jack 's affairs , Adrienne begins to suspect that her husband had switched identities with a high school classmate , Frank Sullivan .
Sent 8: When she sees a high school yearbook picture of her husband attributed to Sullivan , she is convinced .
Sent 9: She tracks down a relative of Saunders , who confirms that Frank and Jack were inseparable in high school .
Sent 10: After Jack died , the relative never saw Frank again .
Sent 11: She explained that Frank 's father was an alcoholic and that his mother worked as a toll booth operator .
Sent 12: She directs Adrienne to Frank 's mother , who lives in a rundown apartment in Brooklyn .
Sent 13: Frank 's mother bitterly receives the news that she has a granddaughter , telling Adrienne that Frank was always selfish and that he never looked in on her .
Sent 14: A stalker lurks at Adrienne 's loft .
Sent 15: He comes in to Adrienne 's bed while she is asleep and caresses her .
Sent 16: He watches Mary , who is spooked by the man in her room at night .
Question: Who is Mary's real father?.
answer:
Sullivan.

question:
Paragraph- Sent 1: The protagonist Preetam ( ( ( Ganesh , on a visit to Eva Mall amidst a heavy wind , spots a pretty girl , Nandini .
Sent 2: While staring at her , he inadvertently falls into a manhole .
Sent 3: Nandini rescues him from the pit , but in the process loses her heart-shaped watch she had just bought .
Sent 4: While accompanying his mother to Madikeri , Preetam confronts a man named Jaanu .
Sent 5: Jaanu , who has been following Nandini , beats up Preetam thinking that he is in love with Nandini .
Sent 6: Preetam , unaware that Jaanu has vowed not to allow any one near Nandini , trashes Jaanu and his gang in return .
Sent 7: In Madikeri , Preetam meets Nandini unexpectedly .
Sent 8: He identifies himself and expresses his love towards her and offers to tie the watch as an indication for their marriage .
Sent 9: Nandini , who is already engaged rejects his request .
Sent 10: Still , Preetam vows to marry Nandini if she meets him again .
Sent 11: In the meantime , Preetam discovers that his host in Madikeri , Col. Subbayya is Nandini's father , who is pretty much deaf , and Nandini's marriage is a just a week away .
Sent 12: Dejected , Preetam throws Nandini's heart-shaped watch away .
Sent 13: But Nandini calls him over the phone and taunts him to return .
Sent 14: Delighted , Preetam goes in search of her watch and brings it back .
Sent 15: While searching it , he spots a rabbit , Which he calls Devadas , and brings it along with him .
Sent 16: Since Nandini's friends are due to arrive from Mumbai for the marriage , Preetam takes Nandini to the railway station .
Sent 17: The train from Mumbai is delayed by five hours , so Nandini and Preetam decide to visit a nearby hill-temple .
Question: Why did Preetam throw away Nandini's watch and what did she do in return?.
answer:
He was angry.