Attention is a type of Stance. Attention is related to Sign. Sign is related to Furniture. 
Wall is a type of Difficulty. Person does not want (to) Difficulty. Activist is a type of Person. 
Stance <--IsA-- Attention <--RelatedTo--> Sign <--RelatedTo--> Furniture 
Wall --IsA--> Difficulty <--NotDesires-- Person <--IsA-- Activist 