Remind my sister to pick up mom an hour early on Saturday for brunch
[IN:CREATE_REMINDER Remind [SL:PERSON_REMINDED [IN:GET_CONTACT [SL:CONTACT_RELATED my ] [SL:TYPE_RELATION sister ] ] ] to [SL:TODO [IN:GET_TODO [SL:TODO pick up mom ] [SL:DATE_TIME an hour early on Saturday ] [SL:TODO for brunch ] ] ] ]