You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "how did the green goblin get his powers?" whose answer is from his many gadgets.
Each document should contain about 30 words, and these documents should contain useful information.

Query: how did norman osborn get his green goblin powers
Useful Output:

Doc 1: After being dosed with his experimental serum to become the Green Goblin, Norman got raw strength, endurance and speed approximately on par with
Doc 2: The Green Goblin is generally a human altered by some form of chemical enhancement. The specifics of the alterations vary from universe to
Doc 3: For the first time in Marvel history, the Green Goblin has harnessed the power of the Infinity Stones. Which means the fate of Earth-616
Doc 4:  he sets about ridding the streets of crime, bringing him into conflict with malevolent super-villain "Green Goblin." Subscribe to the Spider
Doc 5: First of all you have to remember that the serum he took that turned him into the Goblin was a super soldier serum. Which means he should be