It would depend on how it’s interpreted or perceived by the race officials:
6. Blocking, charging, obstructing, or interfering the forward progress of another athlete;
- Unintentionally: warning and amend
- Intentionally: DSQ
7. Unfair contact. The fact that contact occurs between athletes does not constitute a violation. When several athletes are moving in a limited area, contact may occur. This incidental contact between athletes in equally favourable positions, is not a violation;
- Unintentionally: warning and amend
- Intentionally: DSQ
https://www.triathlon.org/...ition-rules_2018.pdf