Question: What town was home to the man whose trial was the basis for the film Ghosts of Mississippi?  

Context paragraphs:
Long cause: A long cause is a case whose trial is expected to take longer than that of a short cause, which in most jurisdictions is defined to be one day.  Court rules governing long cause cases vary by local area.

Guillaume Sayer: Pierre Guillaume Sayer (c. 1801 – August 7, 1868) was a Métis fur trader whose trial was a turning point in the ending of the Hudson's Bay Company's (HBC) monopoly of the fur trade in North America.

Alfred Dreyfus: Alfred Dreyfus (] ; 9 October 1859 – 12 July 1935) was a French Jewish artillery officer whose trial and conviction in 1894 on charges of treason became one of the most tense political dramas in modern French history with a wide echo in all Europe.  Known today as the Dreyfus affair, the incident eventually ended with Dreyfus's complete exoneration.

Walter Brut: Walter Brut (Welsh: "Gwallter Brut" ) was a fourteenth-century writer from the Welsh borders, whose trial in 1391 is a notable event in the history of Lollardy.

Byron De La Beckwith: Byron De La Beckwith, Sr. (November 9, 1920 – January 21, 2001) was an American white supremacist and Klansman from Greenwood, Mississippi, who in 1994 was convicted of assassinating civil rights leader Medgar Wiley Evers on June 12, 1963.  Two previous trials in 1964 on this charge had resulted in hung juries.  Seven years after being convicted of killing Evers, De La Beckwith died in prison in 2001 at the age of 80 while serving a life sentence.

Joan Little: Joan Little (pronounced "Jo Ann") (born 1953) is an African-American woman whose trial for the 1974 murder of a white prison guard at Beaufort County Jail in Washington, North Carolina, became a cause célèbre of the civil rights, feminist, and anti-death penalty movements.  Little was the first woman in United States history to be acquitted using the defense that she used deadly force to resist sexual assault.  Her case also has become classic in legal circles as a pioneering instance of the application of scientific jury selection.

Father: A father is the male parent of a child.  Besides the paternal bonds of a father to his children, the father may have a parental, legal, and social relationship with the child that carries with it certain rights and obligations.  An adoptive father is a male who has become the child's parent through the legal process of adoption.  A biological father is the male genetic contributor to the creation of the infant, through sexual intercourse or sperm donation.  A biological father may have legal obligations to a child not raised by him, such as an obligation of monetary support.  A putative father is a man whose biological relationship to a child is alleged but has not been established.  A mother's boyfriend is a man whose girlfriend has a son or daughter from a previous marriage or relationship.  A stepfather is a male who is the husband of a child's mother and they may form a family unit, but who generally does not have the legal rights and responsibilities of a parent in relation to the child.

Ghosts of Mississippi: Ghosts of Mississippi is a 1996 American biographical courtroom drama film directed by Rob Reiner and starring Alec Baldwin, Whoopi Goldberg, and James Woods.  The plot is based on the true story of the 1994 trial of Byron De La Beckwith, the white supremacist accused of the 1963 assassination of civil rights activist Medgar Evers.

Albert Tirrell: Albert Jackson Tirrell (1824 – 1880) was a man whose trial for the murder of the prostitute for whom he had left his wife scandalized Boston society in 1846.  He used sleepwalking as a defense against charges of murder, marking the first time in American legal history that this defense was successful in a murder prosecution.

Leo Eloesser: Leo Eloesser (July 29, 1881-October 4, 1976), a noted thoracic surgeon, was born in San Francisco.  He spent his undergraduate years at Berkeley and in 1901 went to Germany to study medicine.  He became a pioneer in the field of thoracic surgery and joined the faculty of the Stanford Medical School in 1912.  A surgical procedure known as the Eloesser flap is named for him.  Known for his work among the poor and indigent, Dr. Eloesser served as the physician for Tom Mooney, whose trial and imprisonment on charges stemming from a 1916 bombing made him a cause célèbre of the American Left.  He met Diego Rivera in 1926 and became Frida Kahlo's lifelong friend and medical adviser.  In the Spanish Civil War he saw service at Teruel and on the Ebro front with his own Mobile Surgical Hospital.  At the end of World War II he was in China with the Eighth Route Army under the auspices of UNICEF.  He spent the last 25 years of his life in Mexico with his companion, Joyce Campbell.

Supporting paragraphs: Ghosts of Mississippi Byron De La Beckwith
Answer: Greenwood, Mississippi