Complex sentence: During slavery times the black women wore scarves that were later to become the do rags of the 1930s to the 1960s, do-rags were used by African American men to hold chemically processed hair-dos in place while they slept.
Split into simpler sentences: During slavery times the black women wore scarves that were later to become the do-rags of the 1930s to the 1960s. Do-rags were used by African American men to hold chemically processed hair-dos in place while they slept.