diff --git a/playground/nutech/example-script-task/simple_script_1.bpmn b/playground/nutech/example-script-task/simple_script_1.bpmn
index 7b736dde..d138040e 100644
--- a/playground/nutech/example-script-task/simple_script_1.bpmn
+++ b/playground/nutech/example-script-task/simple_script_1.bpmn
@@ -7,21 +7,17 @@
     <bpmn:laneSet id="LaneSet_0j4jib1">
       <bpmn:lane id="Lane_09n7bh3" name="role1">
         <bpmn:flowNodeRef>StartEvent_1</bpmn:flowNodeRef>
-        <bpmn:flowNodeRef>Activity_1xcmamu</bpmn:flowNodeRef>
         <bpmn:flowNodeRef>Activity_1v15ulr</bpmn:flowNodeRef>
         <bpmn:flowNodeRef>Event_0axv0qb</bpmn:flowNodeRef>
         <bpmn:flowNodeRef>Activity_1ms610o</bpmn:flowNodeRef>
       </bpmn:lane>
-      <bpmn:lane id="Lane_1mlbaxr" name="role2" />
+      <bpmn:lane id="Lane_1mlbaxr" name="role2">
+        <bpmn:flowNodeRef>Activity_1xcmamu</bpmn:flowNodeRef>
+      </bpmn:lane>
     </bpmn:laneSet>
     <bpmn:startEvent id="StartEvent_1">
       <bpmn:outgoing>Flow_0m1fvcv</bpmn:outgoing>
     </bpmn:startEvent>
-    <bpmn:scriptTask id="Activity_1xcmamu" name="Update first name">
-      <bpmn:incoming>Flow_0wwyyzp</bpmn:incoming>
-      <bpmn:outgoing>Flow_08t95or</bpmn:outgoing>
-      <bpmn:script>firstName = "user-" + firstName</bpmn:script>
-    </bpmn:scriptTask>
     <bpmn:userTask id="Activity_1v15ulr" name="Get fist name and password">
       <bpmn:extensionElements>
         <spiffworkflow:instructionsForEndUser />
@@ -47,6 +43,11 @@
     <bpmn:sequenceFlow id="Flow_0wwyyzp" sourceRef="Activity_1v15ulr" targetRef="Activity_1xcmamu" />
     <bpmn:sequenceFlow id="Flow_08t95or" sourceRef="Activity_1xcmamu" targetRef="Activity_1ms610o" />
     <bpmn:sequenceFlow id="Flow_1ygoj19" sourceRef="Activity_1ms610o" targetRef="Event_0axv0qb" />
+    <bpmn:scriptTask id="Activity_1xcmamu" name="Update first name">
+      <bpmn:incoming>Flow_0wwyyzp</bpmn:incoming>
+      <bpmn:outgoing>Flow_08t95or</bpmn:outgoing>
+      <bpmn:script>firstName = "user-" + firstName</bpmn:script>
+    </bpmn:scriptTask>
   </bpmn:process>
   <bpmndi:BPMNDiagram id="BPMNDiagram_1">
     <bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="Collaboration_1p8fw08">
@@ -54,21 +55,17 @@
         <dc:Bounds x="-220" y="-60" width="700" height="370" />
         <bpmndi:BPMNLabel />
       </bpmndi:BPMNShape>
-      <bpmndi:BPMNShape id="Lane_09n7bh3_di" bpmnElement="Lane_09n7bh3" isHorizontal="true">
-        <dc:Bounds x="-190" y="-60" width="670" height="250" />
-        <bpmndi:BPMNLabel />
-      </bpmndi:BPMNShape>
       <bpmndi:BPMNShape id="Lane_1mlbaxr_di" bpmnElement="Lane_1mlbaxr" isHorizontal="true">
         <dc:Bounds x="-190" y="190" width="670" height="120" />
         <bpmndi:BPMNLabel />
       </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Lane_09n7bh3_di" bpmnElement="Lane_09n7bh3" isHorizontal="true">
+        <dc:Bounds x="-190" y="-60" width="670" height="250" />
+        <bpmndi:BPMNLabel />
+      </bpmndi:BPMNShape>
       <bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
         <dc:Bounds x="-168" y="72" width="36" height="36" />
       </bpmndi:BPMNShape>
-      <bpmndi:BPMNShape id="Activity_1s37dfm_di" bpmnElement="Activity_1xcmamu">
-        <dc:Bounds x="80" y="50" width="100" height="80" />
-        <bpmndi:BPMNLabel />
-      </bpmndi:BPMNShape>
       <bpmndi:BPMNShape id="Activity_1padh7d_di" bpmnElement="Activity_1v15ulr">
         <dc:Bounds x="-80" y="50" width="100" height="80" />
         <bpmndi:BPMNLabel />
@@ -80,16 +77,24 @@
         <dc:Bounds x="240" y="50" width="100" height="80" />
         <bpmndi:BPMNLabel />
       </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_1s37dfm_di" bpmnElement="Activity_1xcmamu">
+        <dc:Bounds x="80" y="210" width="100" height="80" />
+        <bpmndi:BPMNLabel />
+      </bpmndi:BPMNShape>
       <bpmndi:BPMNEdge id="Flow_0m1fvcv_di" bpmnElement="Flow_0m1fvcv">
         <di:waypoint x="-132" y="90" />
         <di:waypoint x="-80" y="90" />
       </bpmndi:BPMNEdge>
       <bpmndi:BPMNEdge id="Flow_0wwyyzp_di" bpmnElement="Flow_0wwyyzp">
         <di:waypoint x="20" y="90" />
-        <di:waypoint x="80" y="90" />
+        <di:waypoint x="50" y="90" />
+        <di:waypoint x="50" y="250" />
+        <di:waypoint x="80" y="250" />
       </bpmndi:BPMNEdge>
       <bpmndi:BPMNEdge id="Flow_08t95or_di" bpmnElement="Flow_08t95or">
-        <di:waypoint x="180" y="90" />
+        <di:waypoint x="180" y="250" />
+        <di:waypoint x="210" y="250" />
+        <di:waypoint x="210" y="90" />
         <di:waypoint x="240" y="90" />
       </bpmndi:BPMNEdge>
       <bpmndi:BPMNEdge id="Flow_1ygoj19_di" bpmnElement="Flow_1ygoj19">