Input: Article: It has been possible to teach a migration route to a flock of birds, for example in re-introduction schemes. After a trial with Canada geese Branta canadensis, microlight aircraft were used in the US to teach safe migration routes to reintroduced whooping cranes Grus americana.

Now answer this question: Which birds did they reintroduce to the US?

Output: whooping cranes

Input: Article: Arizona, south of the Gila River was legally bought from Mexico in the Gadsden Purchase on June 8, 1854. Tucson became a part of the United States of America, although the American military did not formally take over control until March 1856. In 1857 Tucson became a stage station on the San Antonio-San Diego Mail Line and in 1858 became 3rd division headquarters of the Butterfield Overland Mail until the line shut down in March 1861. The Overland Mail Corporation attempted to continue running, however following the Bascom Affair, devastating Apache attacks on the stations and coaches ended operations in August 1861.[citation needed]

Now answer this question: Where did the US buy land from in the Gadsden Purchase?

Output: Mexico

Input: Article: The first wave of modern Jewish migration to Ottoman-ruled Palestine, known as the First Aliyah, began in 1881, as Jews fled pogroms in Eastern Europe. Although the Zionist movement already existed in practice, Austro-Hungarian journalist Theodor Herzl is credited with founding political Zionism, a movement which sought to establish a Jewish state in the Land of Israel, thus offering a solution to the so-called Jewish Question of the European states, in conformity with the goals and achievements of other national projects of the time. In 1896, Herzl published Der Judenstaat (The State of the Jews), offering his vision of a future Jewish state; the following year he presided over the first Zionist Congress.

Now answer this question: Who is credited as founding political Zionism?

Output:
Theodor Herzl