In this task, you will be presented with a question and you have to answer the question based on your knowledge. Your answers should be as short as possible.

In the 1971 Belgrade ICF Canoe Sprint World Championships , which two events debuted ?
C-1 500 m

What is the squared kilometers of surface area of the home country of Apipoo Suntornpanavej ?
513,120

What is Graziadei 's role in the title that was developed by Rob Thomas , Gabe Sachs , and Jeff Judah ?
Eric