For my own reference, I was trying to answer a simple sounding question about an n8n workflow which branches did this execution exercise? It seems like a lookup given an execution, find the nodes, and for their outputs, observe which items were present. That gives you the exercised branches.
Source: [Dev.to](https://dev.to/malharlakdawala/what-n8n-execution-traces-can-and-cant-tell-you-about-workflow-coverage-293p)