Complex sentence: The Sanctuary of Truth is a large wooden structure constructed in 1981 by the sea at Laem Ratchawet, that was conceived from the concept that human civilization has been achieved and nurtured by religious and philosophical truth.
Split into simpler sentences: The Sanctuary of Truth is a large wooden structure constructed in 1981 by the sea at Laem Ratchawet. It was conceived from the concept that human civilization owes its existence to religious and philosophical truth.