It was the Map Mapper's Mapping Tools that got me thinking about Mech so it is time to try writing some tools.
Try sourcing data from these sample pages.
maps
images, maps
frames
images, maps
Shift-click for console.log
CLICK SOURCE marker SOURCE region SOURCE aspect HELLO
One map with all the markers.
CLICK SOURCE marker PREVIEW synopsis map
One page with Graphviz of all the aspects.
CLICK SOURCE aspect PREVIEW synopsis graph
Possibly use singular to find the closest item, plural to find all items sourcing the particular data.