This task is about reading the given passage and construct a question about the information present in the passage. Construct a question in such a way that (i) it is unambiguous, (ii) it is answerable from the passage, (iii) its answer is unique (iv) its answer is a continuous text span from the paragraph. Avoid creating questions that (i) can be answered correctly without actually understanding the paragraph and (ii) uses same words or phrases given in the passage.
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Question: Southeast Asia has an area of approximately 4,000,000 km2 (1.6 million square miles). As of 2013, Around 625 million people lived in the region, more than a fifth of them (143 million) on the Indonesian island of Java, the most densely populated large island in the world. Indonesia is the most populous country with 255 million people as of 2015, and also the 4th most populous country in the world. The distribution of the religions and people is diverse in Southeast Asia and varies by country. Some 30 million overseas Chinese also live in Southeast Asia, most prominently in Christmas Island, Indonesia, Malaysia, the Philippines, Singapore, and Thailand, and also, as the Hoa, in Vietnam.

Answer: What is the approximate area of Southeast Asia?


Question: In 1868, the horse-drawn tram company Compañía de Tranvías al Paso del Molino y Cerro created the first lines connecting Montevideo with Unión, the beach resort of Capurro and the industrialized and economically independent Villa del Cerro, at the time called Cosmopolis. In the same year, the Mercado del Puerto was inaugurated. In 1869, the first railway line of the company Ferrocarril Central del Uruguay was inaugurated connecting Bella Vista with the town of Las Piedras. During the same year and the next, the neighbourhoods Colón, Nuevo París and La Comercial were founded. The famous to our days Sunday market of Tristán Narvaja Street was established in Cordón in 1870. Public water supply was established in 1871. In 1878, Bulevar Circunvalación was constructed, a boulevard starting from Punta Carretas, going up to the north end of the city and then turning west to end at the beach of Capurro. It was renamed to Artigas Boulevard (its current name) in 1885. By Decree, on 8 January 1881, the area Los Pocitos was incorporated to the Novísima Ciudad (Most New City).

Answer: What year did Compania de Tranvias al Paso del Molino y Cerro creat the first lines connecting Montevideo with Union?


Question: Approximately one-third of East Prussia's population died in the plague and famine of 1709–1711, including the last speakers of Old Prussian. The plague, probably brought by foreign troops during the Great Northern War, killed 250,000 East Prussians, especially in the province's eastern regions. Crown Prince Frederick William I led the rebuilding of East Prussia, founding numerous towns. Thousands of Protestants expelled from the Archbishopric of Salzburg were allowed to settle in depleted East Prussia. The province was overrun by Imperial Russian troops during the Seven Years' War.

Answer:
What wiped out one third of East Prussia's population during the early 1700's?