Entity:
BlockA 62 37
null  * source 


Entity:
PortA 61 161
null  * source 
name String 3 false false false

Association:
BlockA PortA 0 69 57 83 163 0 inputPorts null 


Association:
BlockA PortA 0 121 57 187 163 0 outputPorts null 


Entity:
PortB 559 29
null  * target abstract 
name String 3 false false false

Entity:
BlockB 424 68
null  * target 


Entity:
InPortB 530 178
PortB  * target 


Entity:
OutPortB 661 131
PortB  * target 


Generalisation:
PortB InPortB 576 180 598 66



Generalisation:
PortB OutPortB 688 134 686 66



Association:
BlockB InPortB 0 435 88 532 186 0 inPorts null 


Association:
BlockB OutPortB 0 488 77 663 141 0 outPorts null