Complex sentence: He had asked for a private meeting with the Soviet leader, to discuss with him the increased pattern of Soviet actions in Afghanistan, in particular the intensified Soviet attempt to unite the two factions of the Afghan communist parties, Parcham and Khalq.
Split into simpler sentences: He had asked for a private meeting with the Soviet leader, to discuss with him the increased pattern of Soviet actions in Afghanistan. In particular the intensified Soviet attempt to unite the two factions of the Afghan communist parties, Parcham and Khalq.