TASK DEFINITION: In this task, you will be shown a passage. You need to write a fill-in-the-gap question based on your understanding of the events that might be inferred from the passage. Your question should be answerable based on the passage and only have one correct answer. Show the gap in your question with a _ .
PROBLEM: (CNN) Video appears to show children gathered around someone handing out sweets moments before Saturday's suicide vehicle bombing that killed dozens of evacuees from besieged Syrian villages, the UN's human rights agency said Tuesday. The agency didn't give further details about the footage, such as whether it shows the explosion in Rashidin, a suburb of Aleppo in northwestern Syria. But the statement fits with other reports, including one from a witness who said many of those killed or injured in the attack were children who were picking up handout snacks. No one has claimed responsibility for the blast, in which 126 people -- including 68 children -- were killed, according to the Syrian Observatory for Human Rights monitoring group. Dozens of others were injured, according to Syria Civil Defense, the volunteer rescue groups also known as the White Helmets.Explosion hit people who were leaving their towns on SaturdayThe attack killed 126 people, including 68 children, monitoring group says

SOLUTION: The explosion happened outside a line of parked buses that were evacuating hundreds of people from two regime-held but rebel-besieged villages in northwest _.

PROBLEM: The widow of a cardiac surgeon shot dead at a Boston hospital by his patient's son has given birth to their fourth child, a baby girl, less than three months after the doctor's slaying. Brigham and Women's Hospital announced Monday that Mikaela Jane Davidson was born April 4. Mikaela's father, Dr. Michael Davidson, was killed at the hospital January 20, leaving behind his wife, Dr. Terri Halperin, daughters Kate, 10, Live, 8, and their 2-year-old son, Graham. Scroll down for video New life: Mikaela Jane Davidson was welcomed into the world April 4, less than three months after her father, Boston heart surgeon Dr Michael Davidson, was shot dead by a deceased patient's sonDr. Michael Davidson was shot dead by Stephen Pasceri at Brigham and Women's Hospital in Boston in JanuaryPasceri's sister said he blamed the doctor for his mother's recent deathMarried Pasceri took his own life after shooting Davidson at heart centerDavidson's wife, plastic surgeon Dr Terri Halperin, was seven months pregnant at the time with their fourth childHalperin delivered daughter Mikaela Jane Davidson April 4, less than three months after husband's slaying

SOLUTION: Pasceri's relatives suggested that he was angry over the death of his mother, whom Dr _ had treated.

PROBLEM: This amusing video shows a group of Canadian pranksters following customers by dressing up and posing as real Apple Store employees. Introducing themselves at the start of the video, the four men from Toronto explain that they intend to 'quit' their jobs as pretend workers at the computer company. Kyle Forgeard, 20, Jesse Sebastiani, 21, Niko Martinovic, 25 and Marko Martinovic, also 25, are shown speaking to shoppers and giving them advice on the products they are looking to buy. The four pranksters fooled customers after dressing up as Apple Store employees at a Toronto mall Jesse appears on screen first, where he is approached by a man enquiring about purchasing a new iPhone.The four men wear blue shirts and talk to customers in an Apple shopThey are approached and questioned by a number of real staffThe pranksters make dramatic exits as customers look on bemused

SOLUTION:
The pranksters promoted other companies' products when they were questioned about _ devices.