Silk is related to Light. Feather can be Light. Feather is related to Wing. 
Announcement is related to Announce. Report is a type of Announce. Report is related to Progress. 
Silk <--RelatedTo--> Light <--HasProperty-- Feather <--RelatedTo--> Wing 
Announcement <--RelatedTo--> Announce <--IsA-- Report <--RelatedTo--> Progress 