GHISLAINE MAXWELL
Shes a very talented woman helicopter pilot submarine operator and her father gave her to Moss. Her name Ghislaine means "a vow ,a promise , to exchange something"
https://www.dailymail.co.uk/news/article-1363247/Unsavoury-association-How-Robert-Maxwells-daughter-procured-young-girls-Prince-Andrews-billionaire-friend.html
Apart from the helicopter licence, she is said to be able to ‘pilot a submarine’, to deep sea dive, to have a degree in marine biology, and be a trained paramedic (or be in training, depending who you talk to) who has accompanied Arctic missions.