context: Abu al-Walid Abd al-Malik bin Marwan ibn al-Hakam ibn Abi al-As ibn Umayya al-Qurashi (26 AH - 86 AH / 646 - 705 CE) is the fifth caliph of the Umayyad caliphs and the second founder of the Umayyad state. [1] He was born in the city and the sciences of religion agreed upon him, and before he took the caliphate he was famous for knowledge, jurisprudence and worship, and he was one of the city's four jurists. Bin Marwan ». [2] He received the ruling after his father Marwan bin Al-Hakam in 65 AH corresponding to 684 AD, and the ruling of the Islamic caliphate state twenty-one years.
question: How long did the succession of Abdul-Malik bin Marwan last?
answers.text: twenty-one years