Team of Russia competes during the "Engineering formula" contest of the International Army games 2019 in Tyumen, Russia, Aug. 10, 2019. The International Army Games 2019 runs from Aug. 3 to 17. (Xinhua/Evgeny Sinitsyn)

Teams of Russia (L) and Belarus compete during the "Engineering formula" contest of the International Army games 2019 in Tyumen, Russia, Aug. 10, 2019. The International Army Games 2019 runs from Aug. 3 to 17. (Xinhua/Evgeny Sinitsyn)

People watch the competition during "Engineering formula" contest of the International Army games 2019 in Tyumen, Russia, Aug. 10, 2019. The International Army Games 2019 runs from Aug. 3 to 17. (Xinhua/Evgeny Sinitsyn)

Team of Mongolia competes during the "Engineering formula" contest of the International Army games 2019 in Tyumen, Russia, Aug. 10, 2019. The International Army Games 2019 runs from Aug. 3 to 17. (Xinhua/Evgeny Sinitsyn)

People watch the competition during "Engineering formula" contest of the International Army games 2019 in Tyumen, Russia, Aug. 10, 2019. The International Army Games 2019 runs from Aug. 3 to 17. (Xinhua/Evgeny Sinitsyn)

Team of Belarus competes during the "Engineering formula" contest of the International Army games 2019 in Tyumen, Russia, Aug. 10, 2019. The International Army Games 2019 runs from Aug. 3 to 17. (Xinhua/Evgeny Sinitsyn)

Team of Belarus throws their captain in the air as they cheer after taking the second place during the "Engineering formula" contest of the International Army games 2019 in Tyumen, Russia, Aug. 10, 2019. The International Army Games 2019 runs from Aug. 3 to 17. (Xinhua/Evgeny Sinitsyn)