The Battle of the Zab (Arabic: معركة الزاب‎) took place on the banks of the Great Zab river in what is now Iraq on January 25, 750. It spelled the end of the Umayyad Caliphate and the rise of the Abbasids, a dynasty that would last (under various influences and with varying power) until the 13th century.
Based on the above text, what's the best answer to this question: the abbasid dynasty comes to power after the umayyad army is defeated at the battle of the zab?

OPTIONS:
- no
- yes
yes
Slaget vid Zab (arabiska: الالية) ägde rum på stranden av floden Stora Zab i det som nu är Irak den 25 januari 750. Den stavade slutet för Umayyadkalifatet och abbasidernas uppkomst, en dynasti som skulle bestå (under olika influenser och med varierande makt) fram till 1200-talet. Vad är det bästa svaret på denna fråga? Abbasiddynastin kommer till makten efter att umayyadarmén besegrats i slaget vid zab? ALTERNATIV: - nej - ja
The Battle of Zab (Arabic: <unk> ) took place on the banks of the Great Zab River in what is now Iraq on 25 January 750. It spelled the end of the Umayyad Caliphate and the rise of the Abbasids, a dynasty that would persist (under various influences and with varying power) until the 13th century. What is the best answer to this question? The Abbasid dynasty comes to power after the Umayyad army is defeated in the battle of the zab? ALTERNATIVE: - no - yes
ja
yes