Question: which writer has the highest number of skill  Langston Hughes or  Ian McEwan

Context:
Langston Hughes
James Mercer Langston Hughes (February 1, 1902 – May 22, 1967) was an American poet, social activist, novelist, playwright, and columnist from Joplin, Missouri.
Langston Hughes Medal
The Langston Hughes Medal has been awarded annually since 1978 to recognize an influential and distinguished writer associated with the African diaspora for their "impressive works of poetry, fiction, drama, autobiography and critical essays that help to celebrate the memory and tradition of Langston Hughes".
Le Conversazioni
Le Conversazioni is an anglophone literary festival organized by Italian film personalities Antonio Monda and Davide Azzolini, and financed by the Italian government and various corporations.
 It is held on the island of Capri.
 The festival was first held in 2006.
 These gatherings have attracted a wide range of notable writers, including Martin Amis, Paul Auster, Chuck Palahniuk, Elizabeth Strout, Colum McCann, Donna Tartt, Nathan Englander, Nicole Krauss, EL Doctorow, Jeffrey Eugenides, Ian McEwan, Claire Messud, Annie Proulx, Stephen Sondheim, Michael Chabon, Wole Soyinka, Jamaica Kincaid, Jonathan Safran Foer, David Sedaris, Ian McEwan, Zadie Smith, Philip Gourevitch, David Foster Wallace, and others.
Black Nativity
Black Nativity is a retelling of the classic Nativity story with an entirely black cast.
 Traditional Christmas carols are sung in gospel style, with a few songs created specifically for the show.
 Originally written by Langston Hughes, the show was first performed Off-Broadway on December 11, 1961, and was one of the first plays written by an African American to be staged there.
 The show had a successful tour of Europe in 1962, one of its appearances being at the Spoleto Festival of Two Worlds in Italy.
 "Black Nativity" has been performed annually in Boston, Massachusetts at various locations, such as: the Elma Lewis School of Fine Arts, Boston Opera House, Tremont Temple, Roxbury Community College, Northeastern's Blackman Auditorium, and presently at Emerson College's Paramount Theater since 1969 & is considered the longest-running production of Langston Hughes' "Black Nativity."
 The original 160 singers were arranged by age group and vocal range, with an assortment of soloists, along with the narrator, and Mary and Joseph, who are both mute, as well as musicians & ASL interpreters.
Langston Hughes House
Langston Hughes House is a historic home located in Harlem, Manhattan, New York City.
 It is an Italianate style dwelling built in 1869.
 It is a three story with basement, rowhouse faced in brownstone and measuring 20 feet wide and 45 feet deep.
 Noted African American poet and author Langston Hughes (1902-1967) occupied the top floor as his workroom from 1947 to 1967.
Ian McEwan
Ian Russell McEwan (born 21 June 1948) is an English novelist and screenwriter.
 In 2008, "The Times" featured him on their list of "The 50 greatest British writers since 1945", and also in 2008 "The Daily Telegraph" ranked him number 19 in their list of the "100 most powerful people in British culture".
Langston Hughes Performing Arts Center
Langston Hughes Performing Arts Institute (LHPAI) is an arts venue in Seattle, Washington, USA, operated by City of Seattle Office of Arts and Culture and named after African-American writer Langston Hughes.
 The building has Seattle landmark status.
 Dating from 1915, it was originally a synagogue, designed by B. Marcus Priteca for the Orthodox Jewish congregation Chevra Bikur Cholim, now Bikur Cholim Machzikay Hadath.
 As of 2009, it will soon undergo a US$2.5 million upgrade, including its second round of seismic retrofitting.
Robert Earl Jones
Robert Earl Jones (February 3, 1910 – September 7, 2006), sometimes credited as Earl Jones, was an American actor and prizefighter.
 One of the first prominent African-American film stars, Jones was a living link with the Harlem renaissance of the 1920s and 1930s, having worked with Langston Hughes early in his career.
 In New York in the 1930s Jones worked with young people on the Works Progress Administration, the largest New Deal agency, through which he met Langston Hughes, who cast him in his 1938 play, "Don't You Want to Be Free?"
 .
 Jones was best known for his leading roles in films such as "Lying Lips" (1939) and later in his career for supporting roles in films such as "The Sting" (1973), "Trading Places" (1983), "The Cotton Club" (1984) and "Witness" (1985).
 Jones was the father of actor James Earl Jones.
I, Too (Langston Hughes poem)
I, Too is a poem written by Langston Hughes that demonstrates a yearning for equality through perseverance while disproving the idea that patriotism is limited by race.
 It was first published in 1926, and published in "The First Collection of Poems of Langston Hughes."
 This poem, along with other works by Hughes, helped define the Harlem Renaissance, a period in the early 1920s and 30s of newfound cultural identity for blacks in America who had discovered the power of literature, art, music, and poetry as a means of personal and collective expression in the scope of civil rights.
Langston Hughes Society
The Langston Hughes Society is a United States-based literary society concerned with the work of African American poet Langston Hughes.
 The society was the first national organisation to be dedicated to the work of an African American writer.
 Founded after the poet's death and in the wake of the Langston Hughes Study conference of 1981 by Hughes' literary assistant George Houston Bass, the society's official publication is the "Langston Hughes Review", published by Institute for African American Studies at The University of Georgia.
 The organisation also presents the "Langston Hughes Award" annually.

Answer: Langston Hughes