Are you going to be snowing when I visit my mom tomorrow afternoon? 
[IN:GET_WEATHER Are you going to be [SL:WEATHER_ATTRIBUTE snowing ] when I visit [SL:LOCATION [IN:UNSUPPORTED_PEOPLE my ] [SL:CONTACT_RELATED mom ] ] [SL:TYPE_RELATION tomorrow afternoon ] ?  ]
[IN:GET_WEATHER Are you going to be [SL:WEATHER_ATTRIBUTE snowing ] when I visit [SL:LOCATION [IN:UNSUPPORTED_PEOPLE my ] [SL:CONTACT_RELATED mom ] ] [SL:TYPE_RELATION tomorrow afternoon ] ?  ]