diff --git a/src/adonisjs/public/infra/dcc-logger-manager.js b/src/adonisjs/public/infra/dcc-logger-manager.js
new file mode 100644
index 00000000..6f279ae9
--- /dev/null
+++ b/src/adonisjs/public/infra/dcc-logger-manager.js
@@ -0,0 +1,38 @@
+/* Logger DCC
+  ***********/
+
+class DCCLoggerManager extends DCCLight {
+  constructor() {
+    super()
+
+    this._notifyLogger = this._notifyLogger.bind(this)
+    this._subscribe('case/summary/#', this._notifyLogger)
+  }
+
+  async _notifyLogger (topic, message, track) {
+    if (track) {
+      console.log('=== logger DCC: ' + topic)
+      console.log(message)
+
+      console.log('========== creating logger ==========')
+      let logger = await MessageBus.i.request('logger/create/post',
+        {
+          caseId: message.caseId,
+          instanceId: MessageBus.extractLevel(topic, 3),
+          log: JSON.stringify(message.knotTrack)
+        }
+      )
+      if (logger.message.error) {
+        console.log('--- error')
+        console.log(logger.message.error)
+      } else {
+        console.log('=== success ===')
+        console.log(logger.message)
+      }
+    }
+  }
+}
+
+(function () {
+  DCCLoggerManager.i = new DCCLoggerManager()
+})()
diff --git a/src/adonisjs/public/infra/dcc-rest-proxy.js b/src/adonisjs/public/infra/dcc-rest-proxy.js
index f1e244b6..2d3665e3 100644
--- a/src/adonisjs/public/infra/dcc-rest-proxy.js
+++ b/src/adonisjs/public/infra/dcc-rest-proxy.js
@@ -639,4 +639,33 @@
     }
   )
 
+  DCC.component(
+    'harena-create-logger',
+    'dcc-rest',
+    {
+      environment: {
+        'url-manager': HarenaConfig.manager.url + HarenaConfig.manager.api
+      },
+      oas: {
+        paths: {
+          '{url-manager}/logger': {
+            'post': {
+              operationId: 'create-logger',
+              parameters: [
+                {name: 'url-manager',
+                 in: 'path'},
+                {name: 'caseId',
+                 in: 'query'},
+                {name: 'instanceId',
+                 in: 'query'},
+                {name: 'log',
+                 in: 'query'}
+              ]
+            }
+          }
+        }
+      }
+    }
+  )
+
 })()
diff --git a/src/adonisjs/public/player/case/index.html b/src/adonisjs/public/player/case/index.html
index 8efb6956..1c9935bf 100644
--- a/src/adonisjs/public/player/case/index.html
+++ b/src/adonisjs/public/player/case/index.html
@@ -54,6 +54,7 @@
   <script src="/infra/dcc-rest-proxy.js"></script>
   <script src="/infra/dcc-basic.js"></script>
   <script src="/infra/dcc-logger.js"></script>
+  <script src="/infra/dcc-logger-manager.js"></script>
 
   <link rel="apple-touch-icon" sizes="180x180" href="/apple-touch-icon.png">
   <link rel="icon" type="image/png" sizes="32x32" href="/favicon-32x32.png">
@@ -112,6 +113,7 @@
   <body onload="PlayerManager.player.startPlayer()">
   <!-- <div class="d-flex flex-column vh-100 vw-100 hidden-overflow"> -->
 
+    <dcc-rest id="harena-create-logger" bind="harena-create-logger" subscribe="logger/create/post"></dcc-rest>
     <main role="main">
       <div id="main-panel" class="d-flex flex-column vh-100 vw-100 scroll-y index-boot-padding">
         <dcc-rest id="harena-case" bind="harena-case" subscribe="service/request/get"></dcc-rest>
diff --git a/src/adonisjs/public/player/js/player.js b/src/adonisjs/public/player/js/player.js
index ee509333..f5881c39 100644
--- a/src/adonisjs/public/player/js/player.js
+++ b/src/adonisjs/public/player/js/player.js
@@ -99,14 +99,14 @@ class PlayerManager {
             this._state.historyRecord(startKnot)
             this.knotLoad(startKnot)
             break
-          case 'knot/navigate/>': const nextKnot = this._state.nextKnot()
+          case 'knot/navigate/>':
+            const nextKnot = this._state.nextKnot()
             this._state.historyRecord(nextKnot)
             this.knotLoad(nextKnot)
             break
-          case 'flow/navigate/>': const flowNext = this._nextFlowKnot()
+          case 'flow/navigate/>':
+            const flowNext = this._nextFlowKnot()
             if (flowNext != null) {
-              // console.log('=== flow next')
-              // console.log(flowNext)
               this._state.historyRecord(flowNext.target)
               this.knotLoad(flowNext.target)
             }
@@ -144,6 +144,7 @@ class PlayerManager {
                 result.message)
             }
             this._state.historyRecord(target)
+            // this._updateFlowKnot(target)
             if (message.value) {
               this._state.parameter = message.value
               this.knotLoad(target, message.value)
@@ -173,6 +174,20 @@ class PlayerManager {
     return next
   }
 
+  _updateFlowKnot (knot) {
+    // console.log('=== knot & flow')
+    // console.log(knot)
+    // console.log(this._state.flow.slice())
+    if (this._state.flow) {
+      let next
+      do {
+        next = this._state.flow.shift()
+      } while (this._state.flow.length > 0 && next.target != knot)
+      if (this._state.flow.length == 0) { delete this._state.flow }
+    }
+    // console.log(this._state.flow.slice())
+  }
+
   async startPlayer (caseid) {
     const preCaseOff = true
     this._mainPanel = document.querySelector('#player-panel')
@@ -330,7 +345,8 @@ class PlayerManager {
         }
         c++
       }
-      if (flow != null && flow.length > 0) { this._state.flow = flow }
+      if (flow != null && flow.length > 0)
+        this._state.flow = flow
     }
   }
 
diff --git a/src/adonisjs/public/templates/simple/case/tbl-dynamic.md b/src/adonisjs/public/templates/simple/case/tbl-dynamic.md
index 9e084616..b06da1ca 100644
--- a/src/adonisjs/public/templates/simple/case/tbl-dynamic.md
+++ b/src/adonisjs/public/templates/simple/case/tbl-dynamic.md
@@ -100,11 +100,14 @@ Write here the **stem**.
 **Complementary Exams**
 
 > Choose the 3 most relevant complementary exams to solve this case:
-+ Exam 1 <-> Exam 1
-+ Exam 2 <-> Exam 2
-+ Exam 3 <-> Exam 3
-+ Exam 4 <-> Exam 4
-+ Exam 5 <-> Exam 5
+? exams
+  * type: choice
+  * reveal: partial
+* Exam 1 <-> Exam 1
+* Exam 2 <-> Exam 2
+* Exam 3 <-> Exam 3
+* Exam 4 <-> Exam 4
+* Exam 5 <-> Exam 5
 
 * Next -> Conclusion
 
@@ -234,11 +237,14 @@ Write here the **stem**.
 **Complementary Exams**
 
 > Choose the 3 most relevant complementary exams to solve this case:
-+ Exam 1 <-> Exam 1
-+ Exam 2 <-> Exam 2
-+ Exam 3 <-> Exam 3
-+ Exam 4 <-> Exam 4
-+ Exam 5 <-> Exam 5
+? exams
+  * type: choice
+  * reveal: partial
+* Exam 1 <-> Exam 1
+* Exam 2 <-> Exam 2
+* Exam 3 <-> Exam 3
+* Exam 4 <-> Exam 4
+* Exam 5 <-> Exam 5
 
 * Next -> Conclusion
 
diff --git a/src/adonisjs/public/templates/simple/knot/tbl_case.md b/src/adonisjs/public/templates/simple/knot/tbl_case.md
index edd99344..c5e910c8 100644
--- a/src/adonisjs/public/templates/simple/knot/tbl_case.md
+++ b/src/adonisjs/public/templates/simple/knot/tbl_case.md
@@ -40,11 +40,14 @@ Write here the **stem**.
 **Complementary Exams**
 
 > Choose the 3 most relevant complementary exams to solve this case:
-+ Exam 1 <-> Exam 1
-+ Exam 2 <-> Exam 2
-+ Exam 3 <-> Exam 3
-+ Exam 4 <-> Exam 4
-+ Exam 5 <-> Exam 5
+? exams
+  * type: choice
+  * reveal: partial
+* Exam 1 <-> Exam 1
+* Exam 2 <-> Exam 2
+* Exam 3 <-> Exam 3
+* Exam 4 <-> Exam 4
+* Exam 5 <-> Exam 5
 
 * Next -> Conclusion
 
diff --git a/src/adonisjs/public/translator/translator.js b/src/adonisjs/public/translator/translator.js
index 4f799ee0..fed9c43d 100644
--- a/src/adonisjs/public/translator/translator.js
+++ b/src/adonisjs/public/translator/translator.js
@@ -726,8 +726,6 @@ class Translator {
     for (let c = 1; c < compiled.length; c++) {
       const pr = (c > 1 && compiled[c - 1].type == 'linefeed') ? c - 2 : c - 1
       if (compiled[c].type == 'option') {
-        console.log('=== previous')
-        console.log(compiled[pr])
         let stype = compiled[c].subtype
         if  (compiled[pr].type == 'input' && compiled[pr].subtype &&
              compiled[pr].subtype == 'choice' && compiled[pr].options == null) {
