what was the cost to build burj khalifa???

Answer: US$1.5 billion
Question: who have the highest followers on instagram 2017?

Answer: Selena Gomez
Answer this question: who won the african cup of nations 2015??

The Ivory Coast
Q: where did under the tuscan sun take place?A: Cortona
Input: who plays tom riddle in chamber of secrets?

Output: Christian Peter Coulson
Input: grace and frankie season 4 has how many episodes?

Output:
13