Complex sentence: Initial claims by FACT indicated the 26 year old man from Cheltenham was arrested in connection with offenses relating to the facilitation of copyright infringement on the Internet, whereas the arrest was over a matter of possible trademark infringement.
Split into simpler sentences: Initial claims by FACT indicated the arrest was made due to connections with offenses relating to the facilitation of copyright infringement on the Internet. However, it was later made clear that the arrest was over a matter of possible trademark infringement.