sentences: a unblock of snow is placed on a hot street
docs: unblocking_military_traffic is military_event. unblocking_traffic is performing. weather_strip is protective_covering. high_mountains has snow_on snow_bank is pile_of_snow. find_downstairs is snow_shovel. snow is layer. stand_underneath_when is raining_or_snowing. pile_of_snow is pile. mountains has snow_on_top