Slam is a type of Noise. Noise is related to Voice. Voice is related to Volume. Volume is related to Quiet. 
Crystal is a type of Rock. Rock is related to Concert. you are likely to find Artist in/at/on Concert. 
Slam --IsA--> Noise <--RelatedTo--> Voice <--RelatedTo--> Volume <--RelatedTo--> Quiet 
Crystal --IsA--> Rock <--RelatedTo--> Concert <--AtLocation-- Artist 