Seem is a synonym of Assume. Assume is a synonym of Strike. Striking is a form of Strike. Striking is a synonym of Spectacular. 
Upset is a type of Competition. Upset is similar to Unexpected. 
Seem <--Synonym--> Assume <--Synonym--> Strike <--FormOf-- Striking <--Synonym--> Spectacular 
Competition <--IsA-- Upset <--SimilarTo--> Unexpected 