Question: Breidis Prescott and Amir Khan are both?

Context paragraphs:
Qaleh-ye Amir Khan: Qaleh-ye Amir Khan or Qaleh Amir Khan (Persian: قلعه امير خان‎ ‎ ) may refer to:

Amir Khan II: Amir Khan II surnamed Mir Miran the son of Khalilullah Khan Yezdi was a nobleman of high rank in the time of the Mughal emperors Shah Jahan and Alamgir and a great favorite of the latter.  He was Subedar or governor of Kabul.  He died at Kabul on the April 28, 1698 and the emperor conferred the title of Amir Khan III on his son.

Jorge Rubio (boxing trainer): Jorge Enrique Rubio is a Cuban trainer in the sport of boxing.  Rubio was a trainer of the Cuban national amateur boxing team.  Rubio trains numerous professional fighters in Miami, Florida, including Gil Reyes, Juan Arroyo, and Stacey Reile.  Rubio was announced as Amir Khan's trainer on July 26, 2008.  After Khan's disastrous first-round KO defeat at the hands of relatively unknown Colombian Breidis Prescott, Khan and Rubio parted ways.

Amar Nath: Pandit Amarnath (1924-1996) was the well-known disciple of Ustad Amir Khan, founder of the Indore gharana of Hindustani [Indian classical] music.  He was his first and closest disciple, and continued the legacy by bringing into the gayaki or style, his own unique raga-meditations in over 150 ragas, a peak range, as far as raga repertoires of his generation go.  While Amir Khan had specially propagated the "vilambit" or the slow style of singing, Amarnath further enriched the gharana with the mystic poetry he wrote as bandish for khayal singing, under the pen-name of Miturang.

Daulis Prescott: Daulis Prescott Consuegra (born 2 September 1986) is a Colombian professional boxer who has challenged once for the WBA featherweight title in 2012.  His brother Breidis Prescott is also a professional boxer.

Breidis Prescott: Breidis Enrique Prescott Consuegra (born May 3, 1983), best known as Breidis Prescott, is a Colombian professional boxer.  In his early career he had a reputation as a fearsome puncher, winning 18 of his first 20 fights by knockout.  In 2008, Prescott first became known on the world stage when he upset heavily favoured and then-undefeated Olympian Amir Khan, which gave rise to Prescott's nickname of "The Khanqueror".

Amir Khan (boxer): Amir Iqbal Khan (born 8 December 1986) is a British professional boxer.  He is a former unified light-welterweight world champion, having held the WBA (later Super) title from 2009 to 2012, and the IBF title in 2011.  Additionally he held the Commonwealth lightweight title from 2007 to 2008, the WBC Silver welterweight title from 2014 to 2016, and has challenged once for a middleweight world title in 2016.

Amir Khan III: Amir Khan III was the title of Muhammad Ishaq the son of Amir Khan II and a descendant of the celebrated Shah Na’matullah Wali.  He was a favorite of the Emperor Muhammad Shah but was appointed governor of Allahabad in 1739 against his wishes due to the Vizier Qamar ud-Din Khan and re-called to court in 1743 C.E.  He was naturally of free speech and the emperor fond of his repartee had him more license in his conversation than was consistent with respect to his own dignity when he was on business with the emperor which by degrees disgusted Muhammad Shah and made him wish his removal from office.  He was consequently with the consent of the emperor stabbed with a dagger by a person who had been discharged from his service and fell down dead on the spot.  This circumstance took place on Friday the December 26, 1747.  He was buried after four days in the mausoleum of Khalilullah Khan his grandfather which is close to the Sarai Ruhullah Khan at Delhi.  His poetical name was "Anjaam".  He composed logo-graphs and has left Persian and Rekhta poems.  There is a full account of Amir Khan in the "Sujar ul Mutukharin" where he is said to have died in the same year as the emperor.

Amir Khan I: Mir Amir Khan I, Amir Khan I was the title of Mir Abul Wafa the eldest son of Mir Qasim Khan Namkiu.  He was a nobleman in the time of the Mughal emperors Jahangir and Shah Jahan.  At the time of his death he was Subedar or governor of Thatta where he died 1647 aged more than 100 years.

Amir Khan Lepzerin: Emîr Xan Lepzêrîn (transliterated: Amir Khan Lepzerin) was a Kurdish ruler of Bradost near Urmia.  In 1609 he rebuilt the ruined structure of Dimdim castle.  He tried to get more independence of his expanding principality in the face of both Ottoman and Safavid penetration into the region.  Rebuilding of the Dimdim castle was considered a move toward independence that could threaten Safavid power in the northwest.  Many Kurds including the rulers of Mukriyan (Mahabad), rallied around Amir Khan.  The Safavid Shah Abbas I besieged the castle.  After a long battle led by the Safavid grand vizier Hatem Beg, which lasted from November 1609 to the summer of 1610, Dimdim castle was captured.  Shah Abbas I ordered a grand massacre in Mukriyan and Urmia and all the defenders of the castle were massacred.

Supporting paragraphs: Breidis Prescott Amir Khan (boxer)
Answer: professional boxer