participant
- Mahalec, Vladimir Instructor 2018
- Mahalec, Vladimir Instructor 2018
- Mahalec, Vladimir Instructor 2019
- Mahalec, Vladimir Instructor 2019
- Mahalec, Vladimir Instructor 2020
- Mahalec, Vladimir Instructor 2020
- Mahalec, Vladimir Instructor 2021
- Mahalec, Vladimir Instructor 2024