Companion

The case id of a unit whose local start lies inside a gap that began before it (Africa/Monrovia's 1972 minute 00:44), for semanticDivergences: a store that resolves the skipped start forward by the gap's length rather than to the transition starts the bucket after its records.

The case id of a unit whose local start a change skipped, the gap beginning at that start (Africa/Monrovia's 1972 hour 00:00), for semanticDivergences: a store that resolves the skipped start otherwise than to the transition.