Given the question: Information:  - Rust Never Sleeps is an album by Canadian singer-songwriter Neil Young and American band Crazy Horse. It was released on July 2, 1979, by Reprise Records. Most of the album was recorded live, then overdubbed in the studio. Young used the phrase "rust never sleeps" as a concept for his tour with Crazy Horse to avoid artistic complacency and try more progressive, theatrical approaches to performing live.  - Buffalo Springfield was an American-Canadian rock band, formed in Los Angeles in 1966. Their original lineup included Stephen Stills (guitar, keyboards, vocals), Dewey Martin (drums, vocals), Bruce Palmer (electric bass), Richie Furay (guitar, vocals), and Neil Young (guitar, harmonica, piano, vocals). Pioneering the folk rock genre, Buffalo Springfield, along with the Byrds, combined elements of folk and country music with British invasion influences into their early works. Their second studio album, "Buffalo Springfield Again", marked their progression to psychedelia and hard rock.  - Los Angeles (Spanish for "The Angels"), officially the City of Los Angeles and often known by its initials L.A., is the second-most populous city in the United States (after New York City), the most populous city in California and the county seat of Los Angeles County. Situated in Southern California, Los Angeles is known for its mediterranean climate, ethnic diversity, sprawling metropolis, and as a major center of the American entertainment industry. Los Angeles lies in a large coastal basin surrounded on three sides by mountains reaching up to and over .  - Rick James (born James Ambrose Johnson, Jr. February 1, 1948August 6, 2004) was an American musician, composer and actor.  - `` After the Gold Rush '' is a song , written , composed , and performed by Neil Young , and is the title song from the 1970 album of the same name . In addition to After the Gold Rush , it also appears on Decade , Greatest Hits , and Live Rust . The song contains lyrics associated with the environment in the form of a dream vision . The three verses are often categorized as a movement from past , present and future . In addition to Young 's vocals , two instruments are used in the song : a piano and a French horn . The French horn solo in the middle of the song is often replaced by a harmonica solo from Young in live performances . The line `` Look at Mother Nature on the run / In the 1970s '' has been amended by Young in concert over the decades , and currently is sung as `` Look at Mother Nature on the run / In the 21st century . ''  - Paul Richard "Richie" Furay (born May 9, 1944) is an American singer, songwriter, and Rock & Roll Hall of Fame member who is best known for forming the bands Buffalo Springfield with Stephen Stills, Neil Young, Bruce Palmer, and Dewey Martin, and Poco with Jim Messina, Rusty Young, George Grantham and Randy Meisner. His best known song (originally written during his tenure in Buffalo Springfield, but eventually performed by Poco, as well) was "Kind Woman", which he wrote for his wife, Nancy.  - Live Rust is a live album by Neil Young & Crazy Horse, recorded during his fall 1978 "Rust Never Sleeps" tour.  - Neil Percival Young, (born November 12, 1945), is a Canadian singer-songwriter, musician, producer, director and screenwriter. Young began performing in a group covering Shadows instrumentals in Canada in 1960. In 1966, after a brief stint with the Rick James-fronted Mynah Birds, he moved to Los Angeles, where he formed Buffalo Springfield with Stephen Stills, Richie Furay and others. Young had released two albums by the time he joined Crosby, Stills & Nash in 1969. From his early solo albums and those with his backing band Crazy Horse, Young has recorded a steady stream of studio and live albums, sometimes warring with his recording company along the way.     After reading the paragraphs above, we are interested in knowing the entity with which 'after the gold rush ' exhibits the relationship of 'genre'. Find the answer from the choices below.  Choices: - album  - country  - country music  - entertainment  - genre  - horse  - james  - rock  - song
The answer is:
country music