Lab Note: Steps to Get OWLViz to Function in Protege

a. Go to the Graphviz website Graphviz Downloads and select the installer package that is appropriate for your machine. For Windows, this is the Microsoft installer file: graphviz-2.34.msi

b. Install graphviz and remember the path name of the installation folder

c. Open Protege and go to the File/Preferences menu option. Once open, go to the OWLViz tab.

d. Manually enter or use the browse button to select the Dot Application Path to the dot.exe file. If your path name contains a space, include the entire name in double quotation marks: "C:\Program Files\Graphviz2.34\bin\dot.exe"

e. Select the "OK" button.

f. Open and ontology and navigate to the OWLViz tab in Protege.

g. Select one of the classes in Class Hierarchy and confirm that you can see a graph of the class including it's parent and children classes.