In this task, you're given a passage, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both passage and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the passage or linked information.

Passage: In 1857, he enlisted as a private in Company K of the 7th Regiment of the New York National Guard, and was attached to the staff of Brig. Gen. William Hall. At the start of the American Civil War, Pierson helped organize the 1st New York Volunteer Infantry Regiment, and was appointed captain in May 1861. He was promoted several times and assumed command of the regiment on October 9, 1862, with the rank of colonel. Attached to the 3rd Corps, Army of the Potomac, he led the 1st New York in actions at the Seven Days Battles, Second Manassas and the Battle of Fredericksburg. After the Battle of Chancellorsville in May 1863, Colonel Pierson was honorably discharged and mustered out on May 25, 1863. For distinguished service, he was brevetted brigadier general of the United States Volunteers for "gallant and meritorious services."
Link Information: The Seven Days Battles were a series of seven battles over seven days from June 25 to July 1, 1862 Answer: Seven Days Battles
Pierson fought several battles with the 1st New York - which one happened first?

Passage: Belgrade marshalling yard () or Makis railway station (), or Makis freight station, is a classification yard of the Belgrade railway junction and the largest railway station in Serbia. It is located in the neighbourhood of Makis in Cukarica of Belgrade. The railroad continues to Ostruznica in one line via park A, in the other direction to Ostruznica via park B, in third direction to Resnik via junction B near Zeleznik and junction K of Belgrade railway junction near Petlovo Brdo, in fourth direction to Resnik via junction R in the tunnel below Vidikovac and junction A near Knezevac, in the fifth direction to Rakovica via park B and junction R, in the sixth direction to Rakovica via park A and junction T, in the seventh direction to Rakovica via park B and junction T per second line and the eight towards direction to Jajinci. Belgrade marshalling yard consists of 120 railway tracks.
Link Information: The urban area of Belgrade has a population of 1.23 million, while nearly 1.7 million people live within the administrative limits of the City of Belgrade Answer: 1.23 million
How many people live in the city that the largest railway station in Serbia is located in?

Passage: Luis Munoz Rivera (17 July 1859 15 November 1916) was a Puerto Rican poet, journalist and politician. He was a major figure in the struggle for political autonomy of Puerto Rico. In 1887, Munoz Rivera became part of the leadership of a newly formed Autonomist Party and became delegate for the district of Caguas. Subsequently, Munoz Rivera was a member of a group organized by the party to discuss proposals of autonomy with Praxedes Mateo Sagasta, who would grant Puerto Rico an autonomous government following his election. He served as Chief of the Cabinet of Mateo Sagasta's government. On 13 August 1898, the Treaty of Paris transferred possession of Puerto Rico from Spain to the United States and a military government was established. In 1899, Munoz Rivera resigned his position within Mateo Sagasta's cabinet. Munoz Rivera then became a fierce advocate of the Liberal Party of Puerto Rico and, on 1 July 1890, he founded the party's newspaper, La Democracia, in Ponce, Puerto Rico. In 1893, Munoz Rivera married Amalia Marin in a ceremony that took place in Ponce Cathedral. Munoz Rivera participated in the writing of the Plan de Ponce which proposed administrative autonomy for the island. In 1909, he was elected as Resident Commissioner of Puerto Rico to U.S. Congress and participated in the creation of the Jones-Shafroth Act. Shortly after, Munoz Rivera contracted an infection and traveled to Puerto Rico, where he died on 15 November 1916. His son, Luis Munoz Marin, became the first democratically elected Governor of Puerto Rico.
Link Information: The JonesShafroth Act () also known as the Jones Act of Puerto Rico, Jones Law of Puerto Rico, or as the Puerto Rican Federal Relations Act of 1917 was an Act of the United States Congress, signed by President Woodrow Wilson on March 2, 1917 Answer: 8
How many years after being elected as a commissioner to the US Congress did Rivera help create the Jones-Shafroth Act?