rtsp://rmv8.bbc.net.uk/radio4/live/today1_20040921.ra?start=00:04:03.3&end=00:07:02.9&Â鶹Éç-UID=6544126ec589857f8b9f7764219a1570587092d8a0b0e25192787034848dc2c4_n&SSO2-UID=