Complex sentence: James Hal Cone (August 5,1938 -) is an African-American Christian theologian best known for his advocacy of Black theology/Black Pantherism, which is related to (sic) Liberation theology and the Black Power movement.
Split into simpler sentences: James Hal Cone (August 5,1938 -) presents a liberation theology grounded in the experience of African Americans. He is known for his advocacy of Black theology/Black Pantherism, which is related to Liberation theology and the Black Power movement.