1 - https://static-content.springer.com/esm/art%3A10.1038%2Fs414...
2 - https://static-content.springer.com/esm/art%3A10.1038%2Fs414...
3 - https://static-content.springer.com/esm/art%3A10.1038%2Fs414...
It's a path visualization from the starting and ending coordinates with classification of the entanglement recorded.
The second data source was just natural entanglements that occurred, not the plastic ones... kicking myself for not starting with the first data source. I'll probably end up doing the same thing for plastics.