Announcement is related to Report. Report is related to Written. Written is related to Word. Word can Mean. 
Investigate is a synonym of Examine. Examine is a synonym of Test. Test is related to Interview. Interview is related to Offer. 
Announcement <--RelatedTo--> Report <--RelatedTo--> Written <--RelatedTo--> Word --CapableOf--> Mean 
Investigate <--Synonym--> Examine <--Synonym--> Test <--RelatedTo--> Interview <--RelatedTo--> Offer 