Given the sentence "An equestrian rider is on a horse jumping over a plane that is on the ground." is it true that "An equestrian is riding a horse over a jump shaped like a plane at a competition."? Now, let's be accurate as possible. Some thinking first:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
The rider might not be at a competition; he or she could be practicing. So, the answer is it is not possible to tell.