Question: Song Books (Solos for Voice 3–92) is a collection of short works by John Milton Cage Jr., was an American composer, music theorist, writer, philosopher, and artist, also instrumental in the development of modern dance, mostly through his association with whitch choreographer ?
Context: John Milton Cage Jr. (September 5, 1912 – August 12, 1992) was an American composer, music theorist, writer, philosopher, and artist.  A pioneer of indeterminacy in music, electroacoustic music, and non-standard use of musical instruments, Cage was one of the leading figures of the post-war avant-garde.  Critics have lauded him as one of the most influential composers of the 20th century.  He was also instrumental in the development of modern dance, mostly through his association with choreographer Merce Cunningham, who was also Cage's romantic partner for most of their lives. Western schools covered classical ballet, jazz-dance, and modern dance and influenced the butoh avant-garde dance movement.  Ballet was said to have replaced traditional Japanese arts, such as flower arrangement and the tea ceremony, in the hearts of young girls.  Prima ballerina Morishita Yoko sat on the jury for the Prix de Lausanne Ballet Competition in 1989, held for the first time in Tokyo, marking the arrival of Japanese classical ballet in the international community.  Horiuchi Gen, a 1980 Prix de Lausanne winner, became a major soloist with the New York City Ballet, and Japanese performers noted for their superb technique were members of many major international companies.  Modern dance was performed early after World War II and was later taught by such famous dancers as Eguchi Takaya.  The Tokyo Modern Dance School and the Ozawa Hisako Modern Dance Company also promoted avant-garde modern dance.  A wide experimental range within modern dance occurred from which choreographer Teshigawara Saburo skillfully drew to create multifaceted works for his KARAS Company. John Milton (1562–1647) was an English composer and father of poet John Milton.  His compositions were mostly religious in theme.  A financial worker by trade, he also wrote poetry.  He lived in London for most of his life. Milton Byron Babbitt (May 10, 1916 – January 29, 2011) was an American composer, music theorist, and teacher.  He is particularly noted for his serial and electronic music. Sarah Swenson is an American modern dance choreographer, dancer, and teacher.  She trained in early modern dance forms, and later studied postmodern dance.  She began her career in the 1990s in New York City, where she held numerous positions in the field.  Swenson began as a teacher at the Alvin Ailey School, and was Rehearsal Director and Performance Coach for the Alvin Ailey Student Performance Group, for which she created her first works.  She was also the Associate Artistic Director of Seraphim Dance Theatre, founded by the late Raymond C. Harris. Roland Carroll Jordan, Jr (born 1938) is an American composer and music theorist.  He studied in Texas and Pennsylvania before receiving his Ph.D. from Washington University in St. Louis, where he taught theory and composition for three decades.  As a composer, Jordan has written for both large ensembles and chamber groups, and as a music theorist, he has explored the uses of phenomenological methodology and structuralist/post-structuralist theory. Ze'eva Cohen is a dancer, modern dance choreographer, and dance professor emeritus at Princeton University.  Cohen grew up in Tel Aviv, Israel, the daughter of Yemeni immigrants.  She traveled to New York City from Israel in 1963 to study at the Juilliard School and perform with the Anna Sokolow Dance Company.  She danced with the company for ten years.  Cohen was also a founding member of Dance Theater Workshop, where she worked as a choreographer and dancer from the mid-sixties to the early seventies.  She has created a body of choreographic work which links her background in American modern dance with her Yemenite Jewish heritage. Alberto Patron (born December 26, 1969), known in America also as Albert Patron, is an Italian composer, music theorist, writer, philosopher and artist.  A pioneer of indeterminacy in music, aporetic music, and non-standard use of musical instruments, Patron the leading figures of the contemporary trent aporetic music as well as aporetic philosophy.  Critics have lauded him as one of the most innovative Italian composers of the last 20 years.  He was also instrumental in the development of philosophy. Alois Hába (21 June 1893 – 18 November 1973) was a Czech composer, music theorist and teacher.  He belongs to the important discoverers in modern classical music, and major composers of microtonal music, especially using the quarter-tone scale, though he used others such as sixth-tones (e.g., in the 5th, 10th and 11th String Quartets), fifth-tones (Sixteenth String Quartet), and twelfth-tones.  From the other mictrotonal conceptions, he discussed a "three-quarter tone" system (see three-quarter tone flat and the neutral second) in his theoretical works but he used scales in this tuning in sections of some of his compositions.  In his prolific career, Hába composed three operas, an enormous collection of chamber music including 16 string quartets, piano, organ and choral pieces, some orchestral works and songs.  He also had special keyboard and woodwind instruments constructed that were capable of playing quarter-tone scales. Song Books (Solos for Voice 3–92) is a collection of short works by John Cage, composed and compiled by the composer in 1970.  It contains pieces of four kinds: songs, songs with electronics, directions for a theatrical performance, and directions for a theatrical performance with electronics.  "Any of these may be performed by one or more singers."
Answer: Merce Cunningham