Send a message to my sister Brittany and tell her to meet me at the library today at 10am
[IN:SEND_MESSAGE Send a message to [SL:RECIPIENT [IN:GET_CONTACT [SL:CONTACT_RELATED my ] [SL:TYPE_RELATION sister ] [SL:CONTACT Brittany ] ] ] and tell her to [SL:CONTENT_EXACT meet me at the library today at 10 am ] ]