Question: Ehsan Pahlevan, احسان پهلوان‎ ‎is his name in Persian, he's an Iranian footballer who currently plays for Zob Ahan in Iran Pro League, which language, also known by its endonym Farsi, is one of the Western Iranian languages within the Indo-Iranian branch of the Indo-European language family?

full_context: Document 1: Ghasem Haddadifar: Ghasem Haddadifar (Persian: قاسم حدادی‌فر‎ ‎ ; born July 12, 1983) is an Iranian footballer who plays for Zob Ahan in the Iran Pro League. He is also member of the Iranian national team and represented Iran at the 2014 FIFA World Cup.
Document 2: Hijra Farsi: Hijra Farsi (Urdu: ) is a secret language spoken by South-Asian hijra and koti communities. Hijras are a marginalized transgender community that lives in sequestered groups in many cities of India and Pakistan. The language, also known as "Koti Farsi", is spoken by the hijra community throughout Pakistan and North India (except West Bengal). The language is based on Hindustani and not Farsi, as suggested by the name. The sentence structure is similar to Urdu, but noticeable distinctions exist. Even though the language is not actually based on Persian (Farsi), the hijras consider the language to be related to the language of the Mughal Empire, which they associate with the origin of hijra identity. Hijra Farsi is most similar to Hindi, but is not intelligible to Hindi speakers due to distinctive intonation and a large amount of distinctive vocabulary.
Document 3: Ehsan Pahlavan: Ehsan Pahlevan (Persian: احسان پهلوان‎ ‎ , born 25 July 1993) is an Iranian footballer who currently plays for Zob Ahan in Iran Pro League.
Document 4: Amir Ghalenoei: Ardeshir "Amir " Ghalenoei (Persian: ‎ ‎ , born November 21, 1963 in Tehran, Iran) is an Iranian football coach and former player who currently manages Zob Ahan. He has been the most successful coach in the Iran Pro League and managed several clubs, including Esteghlal, Mes Kerman, Sepahan and Tractor Sazi, with two of which he won a total of five championships and two Hazfi Cup titles. He was also the head coach of Iran national football team from August 2006 to July 2007 where he managed the team for the 2007 AFC Asian Cup where Iran was eliminated in the quarter-finals.
Document 5: Iranian languages: The Iranian languages or Iranic languages are a branch of the Indo-Iranian languages, which in turn are a branch of the Indo-European language family. The speakers of Iranian languages are known as Iranian peoples. Historical Iranian languages are grouped in three stages: Old Iranian (until 400 BC), Middle Iranian (400 BC – 900 AD), and New Iranian (since 900 AD). Of the Old Iranian languages, the better understood and recorded ones are Old Persian (a language of Achaemenid Iran) and Avestan (the language of the Avesta). Middle Iranian languages included Middle Persian (a language of Sassanid Iran), Parthian, and Bactrian.
Document 6: Persian dance: Persian dance or Iranian dance (Persian:رقص ایرانی) refers to the dance styles indigenous to Iran. Genres of dance in Iran vary depending on the area, culture, and language of the local people, and can range from sophisticated reconstructions of refined court dances to energetic folk dances. The population of Iran includes many ethnicities, such as Kurds, Azerbaijanis, Turkmen, Jews, Armenian, Georgian peoples, in addition to numerous Iranian tribal groups which can be found within the borders of modern-day Iran. Each group, region, and historical epoch has specific dance styles associated with it. Raghs (also spelled as Raqs) is the Arabic word for dance, and is almost exclusively the word used for dance in Persian, as the Persian word for dance, paykubi, is no longer in common usage. It's also the word in Azerbaijani for dance ("Reqs"). The Kurdish word for dance is Halperke, and the Lurs from Lorestan use the word Bākhten (or Bāzee) for dance.
Document 7: Persian language: Persian ( or ), also known by its endonym Farsi (فارسی "fārsi " ] ) or Parsi (پارسی "Pārsi "), is one of the Western Iranian languages within the Indo-Iranian branch of the Indo-European language family. It is primarily spoken in Iran, Afghanistan (officially known as "Dari" since 1958), and Tajikistan (officially known as "Tajiki" since the Soviet era), and some other regions which historically were Persianate societies and considered part of Greater Iran. It is written in the Persian alphabet, a modified variant of the Arabic script.
Document 8: Iranian languages: The Iranian languages or Iranic languages are a branch of the Indo-Iranian languages, which in turn are a branch of the Indo-European language family. The speakers of Iranian languages are known as Iranian peoples. Historical Iranian languages are grouped in three stages: Old Iranian (until 400 BC), Middle Iranian (400 BC – 900 AD), and New Iranian (since 900 AD). Of the Old Iranian languages, the better understood and recorded ones are Old Persian (a language of Achaemenid Iran) and Avestan (the language of the Avesta). Middle Iranian languages included Middle Persian (a language of Sassanid Iran), Parthian, and Bactrian.
Document 9: Hossein Vafaei: Hossein Vafaei (Persian: حسین وفایی ایوری‎ ‎ , born September 14, 1994 in Abadan, Iran) is an Iranian professional snooker player. He was the first Iranian professional snooker player in the history of the game. His attempts to travel to the United Kingdom to qualify for the major tournaments on the snooker calendar were denied due to visa problems, but he gained a UK visa in February 2015.
Document 10: Iran: Iran (Persian: ایران‎ ‎ "Irān " ] ), also known as Persia ( ), officially the Islamic Republic of Iran (Persian: جمهوری اسلامی ایران‎ ‎ "Jomhuri-ye Eslāmi-ye Irān " ), is a sovereign state in Western Asia. With over 79.92 million inhabitants (as of August 2017 ), Iran is the world's 18th-most-populous country. Comprising a land area of 1648195 km2 , it is the second-largest country in the Middle East and the 17th-largest in the world. Iran is bordered to the northwest by Armenia, the "de facto" independent Republic of Artsakh, the Republic of Azerbaijan, and the Azerbaijani exclave of Nakhchivan; to the north by the Caspian Sea; to the northeast by Turkmenistan; to the east by Afghanistan and Pakistan; to the south by the Persian Gulf and the Gulf of Oman; and to the west by Turkey and Iraq. The country's central location in Eurasia and Western Asia, and its proximity to the Strait of Hormuz, give it geostrategic importance. Tehran is the country's capital and largest city, as well as its leading economic and cultural center.
Document 11: Zob Ahan Isfahan BC: Zob Ahan Basketball Club is an Iranian professional basketball club based in Isfahan, Iran. They compete in the Iranian Basketball Super League. Zob Ahan has won a record nine Iranian Super League championships.
Document 12: Hassan Ebadi: He participated four times (2008–2011) in Iran's Strongest Man competition, and could become the Runner-up in 2008.
Document 13: Mehdi Mahdavikia: Mehdi Mahdavikia (Persian: ‎ ‎ , born 24 July 1977 in Tehran) is a retired Iranian football player who played for Persepolis, Hamburger SV, Eintracht Frankfurt, Steel Azin, Damash Gilan and also the Iran national football team. He has won the Asian Young Footballer of the Year award in 1997, as well as Asian Footballer of the Year in 2003. He was captain of the Iran national football team from 2006 to 2009, and currently is the fourth most capped Iranian International after Ali Daei, Javad Nekounam and Ali Karimi. From the Bank Melli youth academy, he joined Persepolis and after his performance in the 1998 FIFA World Cup was transferred to Hamburger SV in the Bundesliga, where he played for eight seasons. He usually played as a right winger or full-back. He was known for his crossing, speed and dribbling. He announced his retirement on 14 March 2013 from football world. His last match as a football player was against Sepahan in the Hazfi Cup final on 5 May 2013.
Document 14: Ghasem Zaghinejad: Ghasem Zaghinejad (born 14 March 1955 in Isfahan) is an Iranian football manager who is currently assistant manager of Sepahan. He was appointed as the head coach of Sepahan until the end of the season on 22 April 2016 after resignation of Igor Štimac. Previously, he was the assistant coach of the club under Štimac and former manager, Hossein Faraki. He was also in the same position from 2009 until 2011 under head coach Amir Ghalenoei. He is a former player of Sepahan and led the club's B team, Sepahan Novin for the years and help the club to secure multiple promotions.
Document 15: Že: Že, or žayn/žāy (ژ ), is a letter in the Perso-Arabic alphabet, based on "zayn" (ز ) with two additional diacritic dots. It is found with this value in other Arabic-derived scripts. It is used in Persian, Pashto, Kurdish, other Iranian languages, Uyghur, Ottoman Turkish, Azerbaijani and Urdu, but not in Arabic. However, it might be used in Arabic texts to represent other phonemes when writing words with sounds not in Arabic letters. It is used to represent the sound /<a href="">ʒ/ or sometimes /<a href="">zˤ/ , just like the letter "ẓāʼ" (ظ ). In modern Turkish alphabet J equals to ژ.
ground_truth: Persian