you are likely to find People in/at/on Funeral. you are likely to find People in/at/on Ground. Ground is related to Tunnel. you are likely to find Mouse in/at/on Tunnel. 
Steer is a synonym of Handle. Handle is a synonym of Tap. 
Funeral <--AtLocation-- People --AtLocation--> Ground <--RelatedTo--> Tunnel <--AtLocation-- Mouse 
Steer <--Synonym--> Handle <--Synonym--> Tap 