Nervous is related to Animal. you are likely to find Heart in/at/on Animal. Heart is related to Wood. Wood is related to Widow. 
Click is a synonym of Snap. Snap is a synonym of Tear. Tear is a type of Drop. Drop is related to Slip. 
Nervous <--RelatedTo--> Animal <--AtLocation-- Heart <--RelatedTo--> Wood <--RelatedTo--> Widow 
Click <--Synonym--> Snap <--Synonym--> Tear --IsA--> Drop <--RelatedTo--> Slip 