How long it will take me to go to my work meeting downtown at 3 pm today?
[IN:GET_ESTIMATED_DURATION How long it will take me to go to [SL:DESTINATION [IN:GET_EVENT [SL:ORGANIZER_EVENT my ] [SL:CATEGORY_EVENT work meeting ] [SL:LOCATION downtown ] [SL:DATE_TIME at 3 pm today ] ] ] ? ]