Problem: Please answer a question about the following article about Hellenistic period:
Parthia was a north-eastern Iranian satrapy of the Achaemenid empire which later passed on to Alexander's empire. Under the Seleucids, Parthia was governed by various Greek satraps such as Nicanor and Philip (satrap). In 247 BC, following the death of Antiochus II Theos, Andragoras, the Seleucid governor of Parthia, proclaimed his independence and began minting coins showing himself wearing a royal diadem and claiming kingship. He ruled until 238 BCE when Arsaces, the leader of the Parni tribe conquered Parthia, killing Andragoras and inaugurating the Arsacid Dynasty. Antiochus III recaptured Arsacid controlled territory in 209 BC from Arsaces II. Arsaces II sued for peace became a vassal of the Seleucids and it was not until the reign of Phraates I (168165 BCE), that the Arsacids would again begin to assert their independence.
When did Andragoras proclaim his independence?
A: 247 BC
Problem: Please answer a question about the following article about Department store:
A novelty shop called Au Bon Marche had been founded in Paris in 1838 to sell lace, ribbons, sheets, mattresses, buttons, umbrellas and other assorted goods. It originally had four departments, twelve employees, and a floor space of three hundred meters. The entrepreneur Aristide Boucicaut became a partner in 1852, and changed the marketing plan, instituting fixed prices and guarantees that allowed exchanges and refunds, advertising, and a much wider variety of merchandise. The annual income of the store increased from 500,000 francs in 1852 to five million in 1860. In 1869 he built much larger building at 24 rue de Sevres on the Left Bank, and enlarged the store again in 1872, with help from the engineering firm of Gustave Eiffel, creator of the Eiffel Tower. The income rose from twenty million francs in 1870 to 72 million at the time of the Boucicaut's death in 1877. The floor space had increased from three hundred square meters in 1838 to fifty thousand, and the number of employees had increased from twelve in 1838 to 1788 in 1879. Boucicaut was famous for his marketing innovations; a reading room for husbands while their wives shopped; extensive newspaper advertising; entertainment for children; and six million catalogs sent out to customers. By 1880 half the employees were women; unmarried women employees lived in dormitories on the upper floors.
What engineering company helped the store expand in 1872
A: Gustave Eiffel
Problem: Please answer a question about the following article about Saint Helena:
Although the importation of slaves to St Helena had been banned in 1792, the phased emancipation of over 800 resident slaves did not take place until 1827, which was still some six years before the British Parliament passed legislation to ban slavery in the colonies.
When was importation of slaves banned in Saint Helena?
A: 1792
Problem: Please answer a question about the following article about Korean War:
Meanwhile, on 10 October 1950, the 89th Tank Battalion was attached to the 1st Cavalry Division, increasing the armor available for the Northern Offensive. On 15 October, after moderate KPA resistance, the 7th Cavalry Regiment and Charlie Company, 70th Tank Battalion captured Namchonjam city. On 17 October, they flanked rightwards, away from the principal road (to Pyongyang), to capture Hwangju. Two days later, the 1st Cavalry Division captured Pyongyang, the North's capital city, on 19 October 1950. Kim Il Sung and his government temporarily moved its capital to Sinuiju although as UNC forces approached, the government again moved this time to Kanggye.
When was Pyongyang captured?
A:
October 1950