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Belgian athlete Jente Hauttekeete celebrates with a Belgian flag after winning the men's decathlon competition, at the European Athletics U20 Champion Stock Photo - Alamy
![Easybreath Decathlon mask with a filter adapted to the top of the mask... | Download Scientific Diagram Easybreath Decathlon mask with a filter adapted to the top of the mask... | Download Scientific Diagram](https://www.researchgate.net/profile/Rachid-Ait-Addi/publication/340492250/figure/fig2/AS:877755998691331@1586284746789/Easybreath-Decathlon-mask-with-a-filter-adapted-to-the-top-of-the-mask-Dr-Benedicte_Q320.jpg)
Easybreath Decathlon mask with a filter adapted to the top of the mask... | Download Scientific Diagram
![Belgian Thomas Van Der Plaetsen celebrates during the pole vault event of the men's decathlon the second and last day of heptathlon competition at the DecaStar athletics event in Talence, France, Sunday Belgian Thomas Van Der Plaetsen celebrates during the pole vault event of the men's decathlon the second and last day of heptathlon competition at the DecaStar athletics event in Talence, France, Sunday](https://c8.alamy.com/comp/2M2WW3B/belgian-thomas-van-der-plaetsen-celebrates-during-the-pole-vault-event-of-the-mens-decathlon-the-second-and-last-day-of-heptathlon-competition-at-the-decastar-athletics-event-in-talence-france-sunday-23-june-2019-belga-photo-jasper-jacobs-2M2WW3B.jpg)