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.
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Question: Passage: Born in Nereju, Vrancea County, he attended a polytechnic institute in Germany and became an engineer. Hired by the state railway carrier Caile Ferate Romane in 1911, he rose through the ranks from maintenance work at Adjud and Barlad to inspector at Galati in 1919 to deputy department head (1931) and department head (1932), before becoming deputy general director in 1935 and general director in 1936. On June 1, 1940, he entered the cabinet of Gheorghe Tatarescu as Minister of Public Works and Communications. He replaced Ion Gigurtu, who in turn replaced Grigore Gafencu as Foreign Minister. The latter had resigned in protest against the backdrop of German victories in Western Europe. When Gigurtu ascended to the post of Prime Minister on July 4, Macovei remained in his cabinet. The final phase of his ministerial service lasted from September 4 to 14, from the time Ion Antonescu assumed power to the establishment of the National Legionary State. Arrested by the communist regime in May 1950, he died at Sighet prison five months later. His wife Ecaterina was arrested in 1952.
Link Information: none Answer: none

Answer: For what was Ion Macovei arrested in 1950?

Question: Passage: Harikrishna made his acting debut in 1964 as a child artist in Sri Krishnavataram, in which he played Krishna. It was directed by Kamalakara Kameshwara Rao. He then starred in Thalla? Pellama? (1970), which was followed by Tatamma Kala (1974), Ram Raheem (1974) and Daana Veera Shura Karna (1977). After long years of sabbatical, and political stint he then started as a Character actor in works such as Sri Ramulayya (1998), followed by a full length role alongside Nagarjuna in Seetharama Raju (1999), Lahiri Lahiri Lahirilo (2002) and Seetayya (2003). In 2002, he received Nandi Award for Best Character Actor for his work in Lahiri Lahiri Lahirilo. Harikrishna died in a crash on 29 August 2018 at age 61. He served as the member of Andhra Pradesh Legislative Assembly during 1996-1999. He became a Cabinet Minister for Road Transport in 1996. In 2008, he was a candidate of the Telugu Desam Party and was elected to Rajya Sabha.
Link Information: produced and directed by N. T. Rama Rao Answer: N. T. Rama Rao

Answer: Who directed the movies that Harikrishna was in during 1974?

Question: Passage: Free-agent goaltender Jeff Hackett was signed from the Boston Bruins to replace Roman Cechmanek and challenge backup Robert Esche for the number one spot in 200304, but Hackett was forced to retire in February due to vertigo. During the course of the season, serious injuries suffered by both Jeremy Roenick (broken jaw) and Keith Primeau (concussion) in February forced the Flyers to trade for the Chicago Blackhawks' Alexei Zhamnov, who filled in well and kept the Flyers afloat. Esche entrenched himself as starter and remained in that position even after the Flyers re-acquired Sean Burke from the Phoenix Coyotes, as the Flyers clinched the Atlantic Division title over the New Jersey Devils on the last day of the season.
Link Information: He played for HC Vsetin Answer: 7

Answer:
How many teams did the goaltender that Jeff Hackett replaced play for?