Remind me about my dinner with my friend betty at 8pm
[IN:CREATE_REMINDER Remind [SL:PERSON_REMINDED me ] about [SL:TODO [IN:GET_TODO [SL:TODO my dinner ] with [SL:ATTENDEE [IN:GET_CONTACT [SL:CONTACT_RELATED my ] [SL:TYPE_RELATION friend ] [SL:CONTACT betty ] ] ] ] ] [SL:DATE_TIME at 8 pm ] ]