A very good question and great example. We provide full support for this common format. From the column names, the events are recognized. However, you must indicate in which columns the events are. This is done with "Events from/to this column".
Added is an image of how to set the columns in this case

Please note that all lines between "Events from this column" and "Events to this column" must be set to "Not available".
See also the answer to How can I register athletes on single events via import
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This has been automatically translated into English