Stock is part of Cue. Cue is related to Moment. Moment is related to Period. Period is related to Present. 
New is related to Discovery. Discovery is related to Shuttle. 
Stock --PartOf--> Cue <--RelatedTo--> Moment <--RelatedTo--> Period <--RelatedTo--> Present 
New <--RelatedTo--> Discovery <--RelatedTo--> Shuttle 