This task is about writing a correct answer for the reading comprehension task. Based on the information provided in a given passage, you should identify the shortest continuous text span from the passage that serves as an answer to the given question. Avoid answers that are incorrect or provides incomplete justification for the question.

Ex Input:
Passage: In 1853 the Russian Empire on behalf of the Slavic Balkan states began to question the very existence of the Ottoman Empire. The result was the Crimean War, 18531856, in which the British Empire and the French Empire supported the Ottoman Empire in its struggle against the incursions of the Russian Empire. Eventually, the Ottoman Empire lost control of the Balkan region. Question: What was the Ottoman Empire's struggle against in the Crimean War?

Ex Output:
the incursions of the Russian Empire

Ex Input:
Passage: Apple debuted the iTunes Wi-Fi Music Store on September 5, 2007, in its Media Event entitled "The Beat Goes On...". This service allows users to access the Music Store from either an iPhone or an iPod Touch and download songs directly to the device that can be synced to the user's iTunes Library over a WiFi connection, or, in the case of an iPhone, the telephone network. Question: Which Apple device has the ability to sync with iTunes via the phone network?

Ex Output:
iPhone

Ex Input:
Passage: In America, nonprofit organizations like Friends of UNFPA (formerly Americans for UNFPA) worked to compensate for the loss of United States federal funding by raising private donations. Question: What type of United States funding does Friends of UNFPA try to replace?

Ex Output:
federal funding