Пока охранники и садовник пытались

Пока охранники и садовник пытались затушить пожар, четверть здания сгорело

Результаты (английский) 1:

While security guards and a gardener were trying to extinguish the fire, a quarter of the buildings burned

Результаты (английский) 2:

While the security guards and a gardener tried to extinguish the fire, the building burned down a quarter

Результаты (английский) 3:

Until security guards and gardener tried to extinguish a fire, the building was burned a quarter