Vegetable is related to Dip. Dip is a type of Slope. Slope is related to Difference. Difference is a synonym of Dispute. 
Holiday is related to Birthday. Birthday is related to Wish. Wish is a synonym of Bid. Bid is a type of Seek. 
Vegetable <--RelatedTo--> Dip --IsA--> Slope <--RelatedTo--> Difference <--Synonym--> Dispute 
Holiday <--RelatedTo--> Birthday <--RelatedTo--> Wish <--Synonym--> Bid --IsA--> Seek 