r3 create Event normal
r3 create R3Object extends Event  
r3 create Utils normal   
r3 create Component extends R3Object  
r3 create Project extends R3Object  
r3 create A normal
r3 create B extends A  
r3 create C normal ./r3-system/
r3 create D system C  
r3 create E static ./  
r3 create T extends B
r3 create System normal ./r3-system/