Challenge:
We have a time machine that can insert you into history. You will be sent to Berlin, Germany in 1916 to join Einstein.
You may take a team of up to 10 people and any amount of computers.
Your goal is to confirm the theory of general relativity as soon as possible.
@WomanCorn
There was a total eclipse a year earlier. But you can also argue the already known orbit of Mercury was sufficient proof.