A race report can list the same swimmer under several different labels without describing a change of sport. The Asian Paralympic Committee’s October 24 story about Zhang Meng at Aichi-Nagoya offers a useful example. Understanding the letters beside the event name makes the report easier to follow, particularly when moving between freestyle, breaststroke and individual medley.
The new report, and the question it raises
The committee’s October 24 account reports eight gold medals across Zhang’s five-day swimming program. Among the events it names are freestyle S10, individual medley SM10 and breaststroke SB9. We use those published event labels here as an example; the article is not an independent re-audit of all results or record claims.
World Para Swimming’s classification overview explains the prefixes: S applies to freestyle, butterfly and backstroke; SB applies to breaststroke; SM is the individual-medley entry index calculated from the relevant classes. Different swimming demands can lead to different S and SB allocations for one athlete. Classification considers the impact of an eligible impairment on swimming, and eligibility requires minimum criteria. The overview also says the sport-specific classification rules take precedence over its brief explanation.
Read the event as a complete label
Start with the distance and stroke, then read the prefix and number together. In the example above, the B in SB is useful information about breaststroke. It is not a medal grade, a division in a consumer swimming course, or evidence that an athlete has moved up or down a general ability scale.
Next, keep the individual-medley label attached to the medley event. A reader need not calculate an athlete’s entry index to understand a news report. Looking at the complete event title is more reliable than extracting the number and trying to compare it with a different stroke in isolation.
Finally, separate the individual swimmer’s published classification information from assumptions about other people. A photograph, a visible movement difference or a recreational swimmer’s medical description cannot establish a competition classification. For a spectator, the official event label is the useful reading aid; for a potential competitor, the governing body’s own eligibility process is the relevant route.
A better way to follow a varied program
Our suggested viewing note has three columns: event, full label and source. That is enough to preserve context when a short social clip omits the program heading. It also stops one bare number becoming the basis for a comparison between unlike races.
This is a different reading question from how a local Multi-Class competition scores swimmers racing together. Our report on the regional NSW Multi-Class meet addresses that participation and scoring context. International event labels and a local participation pathway should each be read with the relevant governing body’s information.
Sources checked October 25, 2026. APC report published October 24; World Para Swimming overview is undated. No diagnosis, classification decision or new rule change is offered here.
Join the discussion
Share a question or a useful experience about this article. Every comment is reviewed before it appears.