Drools Expert is the rule engine and Drools Fusion does complex event processing (CEP).
'org.drools:drools-examples-api:6.2.0.Final'
<dependency>
<groupId>org.drools</groupId>
<artifactId>drools-examples-api</artifactId>
<version>6.2.0.Final</version>
</dependency>
<dependency org="org.drools" name="drools-examples-api" rev="6.2.0.Final"/>
"org.drools", "drools-examples-api", "6.2.0.Final"