Activation locked iPad with no information from previous owner

See -> How to remove Activation Lock

How to remove Activation Lock – Apple Support (UK)

• If you need help removing Activation Lock and have proof of purchase documentation, you can start an Activation Lock support request.

The All Too Common SAD Reality of Buying a Used iPad/iPhone

The All Too Common SAD Reality of Buying … - Apple Community                                 

You can also contact Apple support for help, -> Get Support (apple.com)

You have to show proof of ownership of your product, provide all documentation showing your purchase of the device.

If you do not have additional proof of ownership, contact the reseller. They may be able to provide the original purchase document.

Once Apple receive your proof of ownership, Apple will further review your request and provide an update.

Ask you money back if possible, if you have bought 2nd hand iPad.

Without the cooperation of the previous owner, your ONLY options are to either obtain a refund OR recycle the device.

Activation Lock is a theft-deterrant mechanism INTENDED to render the device unusable and thus worthless.