Complex sentence: He also went on trial with Toronto FC in the MLS in January 2010, before joining Belgian Third Division A team K.R.C. Mechelen until the end of the 2009--10 season.
Split into simpler sentences: He also went on trial with Toronto FC in the MLS. In January 2010, Mamam joined Belgian Third Division A team K.R.C. Mechelen until the end of the 2009--10 season.