UK White Cuckold Male Looking for LT Partner

Attractive, intelligent and well-educated white male in his mid-40s looking for a white female partner who likes black men but may also be interested in a long-term cuckold or swinging relationship. Not interested in swinging myself but only having a partner who is.
Live in the UK and looking for a partner who may already be in lifestyle or who wants to delve into it with a kind and caring white male.