void sre_SpeechRecognized(object sender, SpeechRecognizedEventArgs e)
        {
            waitingForSpeech = false;
            Console.WriteLine("recognised : " + e.Result.Text + " confidence = " + e.Result.Confidence);
            try
            {
                if (opponentGrammarList.Contains(e.Result.Grammar))
                {
                    if (e.Result.Confidence > minimum_name_voice_recognition_confidence)
                    {
                        CrewChief.getEvent("Opponents").respond(e.Result.Text);
                    }
                    else
                    {
                        crewChief.youWot();
                    }
                }
                else if (e.Result.Confidence > minimum_voice_recognition_confidence)
                {
                    if (ResultContains(e.Result.Text, REPEAT_LAST_MESSAGE))
                    {
                        crewChief.audioPlayer.repeatLastMessage();
                    }
                    else
                    {
                        AbstractEvent abstractEvent = getEventForSpeech(e.Result.Text);
                        if (abstractEvent != null)
                        {
                            abstractEvent.respond(e.Result.Text);
                        }
                    }
                }
                else
                {
                    crewChief.youWot();
                }
            }
            catch (Exception exception)
            {
                Console.WriteLine("Unable to respond - error message: " + exception.Message);
            }

            sre.RecognizeAsyncStop();
            Thread.Sleep(500);
            if (voiceOptionEnum == MainWindow.VoiceOptionEnum.ALWAYS_ON)
            {
                Console.WriteLine("restarting speech recognition");
                recognizeAsync();
            }
        }