The Tosca definition for VirtualCompute contains the virtual_cpu and virtual_memory elements however the parser reads the nfv_compute field. This problem is further present in LCM.
{{
type: tosca.capabilities.nfv.VirtualCompute
properties:
virtual_memory:
type: tosca.datatypes.nfv.VirtualMemory
required: true
virtual_cpu:
type: tosca.datatypes.nfv.VirtualCpu
required: true
}}