Complex sentence: PAHK became a movement within Parisada Hindu Dharma Indonesia, and as a culmination of this in 1985 PAHK became a branch of the PHD, Parisada Hindu Dharma Karo (PHDK) was established, claiming 50,000 members, and 50,000 more sympathisers.
Split into simpler sentences: PAHK became a movement within Parisada Hindu Dharma Indonesia, and as a culmination of this, in 1985 PAHK became a branch of the PHDI, PHDK. When Parisada Hindu Dharma Karo (PHDK) was established, it claimed 50,000 members, and 50,000 more sympathisers.