Complex sentence: He published several other volumes of poetry: "Palestine in the Heart," (1964), "Trees Die Standing," (1966) He as imprisoned in Egyptian jails in Gaza twice: 1955 to 1957 and 1959 to 1963.
Split into simpler sentences: He published several other volumes of poetry: "Palestine in the Heart," (1964), "Trees Die Standing" (1966). He was imprisoned in Egyptian jails in Gaza twice: 1955 to 1957 and 1959 to 1963.