Fraunhofer IIS : (P.808 qualification) : https://worker.mturk.com/qualifications/3FZJH8GF60S6P17HF6LHQWUN34TVZX Fraunhofer IIS : demographic group : https://worker.mturk.com/qualifications/31IGUM6XZ5JJO7EJM1S2V8LNXXJLLL Video : https://www.youtube.com/watch?v=V29WNRCxeF0&pp=ygUXIAlGcmF1bmhvZmVyIElJUyAgdGFtaWw%3D