Complex sentence: Rabban Gamaliel II (also spelled Gamliel, Hebrew: רבן גמליאל דיבנה) was the first person to lead the sanhedrin as nasi after the fall of the second temple, which occurred in 70 CE. Gamliel was appointed nasi approximately 10 years later.
Split into simpler sentences: Rabban Gamaliel II (also spelled Gamliel, Hebrew: רבן גמליאל דיבנה) was the first person to lead the sanhedrin as nasi. After the fall of the second temple, which occurred in 70 CE, Gamliel was appointed nasi approximately 10 years later.