www.silverguide.site –

Competition closes 23:59 BST on Saturday 1 August. One winner will be selected at random from all correct and valid entries submitted by the deadline. One entry only per person.

The winner will receive £100. We will contact the winner by email. If they don’t respond, we will select an alternate winner at random. Competition not open to Guardian employees or their families.

Personal data will be processed as described in our privacy policy. The winner’s name and location will be published on the crossword page. If you do not wish for your name or location to be published you can let us know when we email you.

These terms and conditions are governed by English law.

Promoter: Guardian News and Media Limited, 90 York Way, London, N1 9GU.