What was the question for this implicit rationale, and corresponding answer?
To answer the above question, the relevant sentence is: The event was held on April 27, 2018 at the King Abdullah Sports City's King Abdullah International Stadium in Jeddah, Saudi Arabia.
 The answer: at the King Abdullah Sports City 's King Abdullah International Stadium in Jeddah , Saudi Arabia
The question: Greatest Royal Rumble was a professional wrestling pay-per-view event and WWE Network event promoted by WWE for their Raw and SmackDown brands. The event was held on April 27, 2018 at the King Abdullah Sports City's King Abdullah International Stadium in Jeddah, Saudi Arabia. The event was scheduled for 7: 00 p.m. local time. It aired live in the United States at noon EDT, with a pre-show starting at 11 a.m. EDT. At the event, all men's main roster championships were defended, in addition to a 50-man Royal Rumble match.

Answer this question: where is the greatest royal rumble taking place?