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+ProB animations were developed with:
+* ProB 2 UI Version: 1.2.1
+* Java Version: 17.0.5 (Oracle Corporation)
+
+These pacakge includes three animations: 1) abstract machine, 2) refinement Ethereum to Fabric, and ) refinement Fabric to Ethereum. All refinement can be loaded with ProB and there are mocks for all machines. Mocks are single html web pages (e.g. gateway-history.html) that can be opened with any browser. Mocks shows the behaviour of the gateway on a single interaction. 
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