In this task, you're given an article and an answer. Your task is to generate the fill-in-the-blank question for this answer based on the given article. The blanks are always at the end of the question, and can be filled with more than one word or phrase.

Ex Input:
Article: There have been many great inventions that changed the way we live.The first great invention was one that is still very important today--the wheel.This made it easier to carry heavy things and to travel long distances.For hundreds of years after that there were few inventions that had as much effect as the wheel.Then in the early 1800's the world started to change.There was little unknown land left in the world.People did not have to explore much anymore.They began to work instead to make life better.In the second half of the 19th century many great inventions were made.Among them were the camera, the electric light and the radio.These all became a big part of our life today. The first part of the 20th century saw more great inventions.The helicopter in 1909.Movies with sound in 1926.The computer in 1928.And jet planes in 1930.This was also a time when a new material was first made.Nylon came out in 1935.It changed the kind of clothes people wear.The middle part of the 20th century brought new ways to help people get over disease. _ worked very well.They made people healthier and let them live longer lives.By the 1960's most people could expect to live to be at least 60.By this time most people had a very good life. Of course new inventions continued to be made.But man now had a desire to explore again.The world was known to man but the stars were not.Man began looking for ways to go into space.Russia made the first step.Then the United States took a step.Since then other countries, including China and Japan, have made their steps into space.In 1969 man took his biggest step away from the earth.Americans first walked on the moon.This is certainly just a beginning though. New inventions will someday allow us to do things we have never yet dreamed of.
Answer: 1850

Ex Output:
Camera was invented after _ .

Ex Input:
Article: Hundreds of years ago, a Roman army came north from England to make war on Scotland. The Scots, a brave people, love their country. They fought hard to drive the enemy out of Scotland. But there were too many of the Romans. It looked as if the Romans would win. One night, the leader of the Scots marched his soldiers to the top of a hill. "We will rest here tonight, my men," he said, "Tomorrow we will fight one more battle. We must win, or we will die." They were all very tired. So they ate their supper quickly and fell asleep. There were four guards on duty, but they were very tired, too, and one by one, they fell asleep. The Romans were not asleep. Quickly they gathered at the foot of the hill. Slowly they went up the hill. Closer they came to the sleeping Scots. They were almost at the top. A few minutes more the war would be over. Suddenly, one of them put his foot on a thistle . He cried out and his sudden cry woke the Scots. In a minute they were on their feet and ready for a battle. The fighting was hard, but it did not last long. The Scots wiped out the Romans and saved Scotland. The thistle is not a beautiful plant. It has sharp needles all over it. Few people liked it. But the people of Scotland liked it so much that they made it their national flower.
Answer: came to the north Scotland from England to make war on Scotland

Ex Output:
Hundreds of years ago, the Romans _ .

Ex Input:
Article: Michael froze as he heard the voice on the radio saying that a man had been murdered by a bullet that had come from the sky. Thinking that the shot they had fired possibly was the shot that killed Mr. Ward, he immediately drove off. For the next two months, Michael and Joe hid the secret that the bullet had actually shot Mr. Ward. During this time, Jenna Ward started to realize life without her father. While Jenna mourned the death of her father, a strange boy started to appear at the front steps of the church. After many nights of watching this boy, she finally recognized that it was Michael who was sitting on the steps every night. After months of finding out where the shot came, the police arrived at Michael's house. His dad mentioned the gun that Michael had received from his grandpa at his birthday party. Michael told the police that Joe had borrowed the gun. Upon this, Joe said that the gun had been stolen out of his car along with his CD player. After the police were gone, Michael met Joe and told Joe the gun was under the wood pile in his backyard. One day , Michael came home to find the police searching his backyard with metal detectors .When the Sergeant went into the woods behind the house , he came out with a bullet that Joe and he had shot off on his birthday .The bullet matched the one that they had recovered from Mr Ward , but without the gun , the police could not place Michael as the killer. With the pressure increasing .Michael finally broke down and realized he had to give up .On a Saturday morning , he went to Jenna's house to confess to her and her mother and then turned himself in .
Answer: shot and killed Mr. Ward by accident

Ex Output:
It can be inferred from the story that Michael and Joe _ .