void botReply()
{
string user_text = ChatContent.GetChild(ChatContent.childCount - 1).GetComponent <Text>().text;
string t = "";
//t = user_text; //test
List <concept_ID> sentenceConcepts = Concept.getConcepts(user_text);
float[] d = Response.getMovement(sentenceConcepts, Aim.position.x, Aim.position.y);
//Debug.Log ("test");
newAimPosition = new Vector3(d[0], d[1], 0f);
bool hasMoved = d[2] == 1f;
t = Response.getBestResponse(sentenceConcepts, hasMoved);
t += '\n';
GameObject newText = (GameObject)Instantiate(BotTextPrefab, new Vector3(0, 0, 0), Quaternion.identity);
newText.transform.SetParent(ChatContent.transform);
newText.GetComponent <Text>().text = t;
Scroll.value = 0;
}