Summer is related to Period. you are likely to find Period in/at/on School. you are likely to find Bus in/at/on School. Roof is part of Bus. 
Like is a type of Kind. Manner is a type of Kind. 
Summer <--RelatedTo--> Period --AtLocation--> School <--AtLocation-- Bus <--PartOf-- Roof 
Like --IsA--> Kind <--IsA-- Manner 