<http://webisa.webdatacommons.org/47494652>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/227791755>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/47494652> .
<http://webisa.webdatacommons.org/prov/327194608>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/47494652> .
<http://webisa.webdatacommons.org/47494652>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<packtpub.com> .
<http://webisa.webdatacommons.org/47494652>	<http://www.w3.org/ns/prov#value>	"Heartbeat service: The host sends heartbeat messages at regular intervals, waiting for a heartbeat answer from the guest VM. If any of these messages are not answered, then Hyper-V considers that virtual machine as having a problem and logs any such as an error." .