Teacher: Given a context passage, generate a question from the passage such that its answer is shortest continous span from the passage.
Teacher: Now, understand the problem? If you are still confused, see the following example:
In 1582 the united provinces invited francis, duke of anjou to lead them; but after a failed attempt to take antwerp in 1583, the duke left the netherlands again. after the assassination of william of orange (10 july 1584), both henry iii of france and elizabeth i of england declined the offer of sovereignty. however, the latter agreed to turn the united provinces into a protectorate of england (treaty of nonsuch, 1585), and sent the earl of leicester as governor-general. this was unsuccessful and in 1588 the provinces became a confederacy. the union of utrecht is regarded as the foundation of the republic of the seven united provinces, which was not recognized by the spanish empire until the peace of westphalia in 1648.
Solution: In what year did francis, duke of anjou leave the netherlands?
Reason: The generated question is perfect. Because the question is based on second sentence of the input passage and its answer is 1583.

Now, solve this instance: Singles' Day, also called Double Eleven, began as a day for unmarried or uncoupled people to celebrate their lives on November 11, 1993. In China, however, Singles' Day has become the biggest online shopping day in the world, which was created in 2009 by Alibaba's CEO Daniel Zhang to increase online sales. Since then, it has grown into a cultural phenomenon. China Singles' Day, as a shopping day, takes place on November 11 each year. There are sharp _ and other promotions designed by Alibaba to attract online customers. In 2015, E-commerce giant Alibaba broke records with sales of $14.3 billion on China Singles' Day, with online sales increasing 60 percent from last year, according to Alibaba. "Most people shop on mobile phones or ipads and online shopping has become a comfortable channel for most consumers", said Kitty Fok, China manager for market research. "China is a big market with close to one billion smart, connected device users. It is good news for both Alibaba and their competitors," she said. The company is focusing on international e-commerce for future Singles' Days, reported Reuters. "Within the next five years, we expect China will become the world's largest e-commerce market for imported products," President Michael Evans told reporters on Wednesday. Alibaba Chief Executive Daniel Zhang said in a statement that Singles' Day would mean that "the whole world will see the power of Chinese consumption." Over 130 million users visited Alibaba's marketplace app, Taobao, reported the BBC.
Student:
What does Alibaba expect to do on Singles' Day?