TrackingProcessEventListener processEvents = new TrackingProcessEventListener();
        ksession.addEventListener(processEvents);

        Map<String, Object> params1 = new HashMap<String, Object>();
        params1.put("personId", 1);
        Person person1 = new Person();
        person1.setId(1);
        WorkflowProcessInstance pi1 = (WorkflowProcessInstance) ksession.createProcessInstance(processId, params1);
        long pi1id = pi1.getId();

        ksession.insert(pi1);
        FactHandle personHandle1 = ksession.insert(person1);

        ksession.startProcessInstance(pi1.getId());

        Map<String, Object> params2 = new HashMap<String, Object>();
        params2.put("personId", 2);
        Person person2 = new Person();
        person2.setId(2);

        WorkflowProcessInstance pi2 = (WorkflowProcessInstance) ksession.createProcessInstance(processId, params2);
        long pi2id = pi2.getId();

        ksession.insert(pi2);
        ksession.insert(person2);
        ksession.startProcessInstance(pi2.getId());

        person1.setName("John");
        ksession.update(personHandle1, person1);

        try {
            Thread.sleep(1000);
        } catch (Exception ex) {}

        assertNull("First process should be completed", ksession.getProcessInstance(pi1id));
        assertNotNull("Second process should NOT be completed", ksession.getProcessInstance(pi2id));  // here the process is still running !!!