Here is a concise summary of the provided text:
**Event:** Extreme Enduro Motorcycle Race
**Location:** RTS Berg, the largest quarry in Europe (iron ore mining)
**Description:**
* 50 riders released every few minutes to tackle a challenging 23km course
* The initial climb, known as the "ant hill", is particularly treacherous
* Riders have only two attempts to complete each section; many struggle to overcome the first obstacle
* Commentary highlights the difficulty of the course, with only a handful of finishers in previous years (e.g., 5 out of 500 in the 13th year)
* Unique insights into the event, including insurance coverage for participants (up to 3.5 million rubles for disability)
* The winner of the 16th year's event, Graham Jarvis, is mentioned, having completed the course in 2 hours 18 minutes
**Upcoming Event:** July 19, 2022, at the same location.
Here are the key facts extracted from the text, numbered and in short sentences, excluding opinions:
1. **Event Description**: The event is one of the hardest motorcycle races in the world.
2. **Location**: The race takes place in RTS Berg, the largest quarry in Europe, known for iron ore mining.
3. **Route Details**: The entire route is approximately 23 kilometers long.
4. **Participation**: Almost 50 participants are released every few minutes in waves.
5. **Attempts Allowed**: Each racer has only two attempts to complete the course.
6. **Sponsorship**: The race is sponsored by Red Bull and held once a year.
7. **Terrain Challenge**: The initial climb is particularly challenging, nicknamed "ant hills".
8. **Safety Measures**: Participants' lives are insured for 600,000 rubles; disability insurance is 3.5 million rubles.
9. **Optional Insurance Upgrade**: Paying an extra 1,500 rubles increases disability insurance to 1.5 million + 85,000 rubles for a skull fracture.
10. **Historical Completion Rates**:
* 13th year: 5 out of 500 racers finished.
* 16th year: 9 racers finished.
11. **Notable Winner**: In the 16th year, Briton Graham Jarvis won, completing the course in 2 hours and 18 minutes.
12. **Next Event Date**: The next race is scheduled for July 19, 2022.