Question: James Earl Ray, was a convicted murderer who assassinated James Earl Ray, was a convicted murderer assassinated Martin Luther King Jr., an American Baptist minister and activist who became the most visible spokesperson and leader in the Civil Rights Movement, on which date, in Memphis, Tennessee? 
Sentence (from "Martin Luther King Jr."): He is best known for his role in the advancement of civil rights using the tactics of nonviolence and civil disobedience based on his Christian beliefs and inspired by the nonviolent activism of Mahatma Gandhi.
Relevant evidence: No