[Afterguard]

+1. Standard ops in shipyards. Didn’t read the whole thing but comment about 3 masts leads one to believe it is a sailing vessel in some configuration

[1Old Pro]

Here’s a photo

https://www.dailymail.co.uk/news/article-10123135/Jeff-Bezos-420million-superyacht-glimpsed-time.html

[D Rider]

3 masted schooner. This is probably cheaper than moving the yacht to a new location for rigging. Screw the little people.