итак, углубимся в правила.
The skier or snowboarder in front has priority. The skier or snowboarder moving behind another in the same direction must keep sufficient distance between himself and the other skier or snowboarder so as to leave the preceding skier or snowboarder enough space to make all his movements freely.
применительно к данной ситуации: ребенок не ехал за горе-инструктором в том же направлении.
Experience proves that joining a slope or starting again after stopping is the sources of accidents. It is absolutely essential that a skier or snowboarder finding himself in this situation enters the slope safely and without causing an obstruction or danger to himself or others.
безопасен ли был выезд и не представлял ли он препятствие спускающемуся сверху ребёнку своим выездом поперек склона? не считаю так.
The development of carving skis and snowboards allows their users to carve and turn upwards on the slopes. Hence they move opposite to the general downhill traffic. They must, therefore, make sure in time that they can do so without endangering themselves and others.
я считаю, что он создал своими действиями и препятствие, и угрозу и себе, и ребенку.
И, наконец: Moving against the general direction poses unexpected obstacles for the skiers and snowboarders.
основное направление движения, надеюсь, ни для кого не секрет, это вниз по склону, а не поперёк.
