This task is about using the specified sentence and converting the sentence to Resource Description Framework (RDF) triplets of the form (subject, predicate object). The RDF triplets generated must be such that the triplets accurately capture the structure and semantics of the input sentence. The input is a sentence and the output is a list of triplets of the form [subject, predicate, object] that capture the relationships present in the sentence. When a sentence has more than 1 RDF triplet possible, the output must contain all of them.

Example Input: The Waterman it is a Chinese restaurant that offers food at a high price range. It is customer rating are 1 out of 5. Locate at City centre area, children are welcome.
Example Output: [['The Waterman', 'eatType', 'restaurant'], ['The Waterman', 'food', 'Chinese'], ['The Waterman', 'priceRange', 'high'], ['The Waterman', 'customer rating', '1 out of 5'], ['The Waterman', 'area', 'city centre'], ['The Waterman', 'familyFriendly', 'yes']]

Example Input: The Vaults is a family friendly eatery on the high price end.
Example Output: [['The Vaults', 'priceRange', 'more than £30'], ['The Vaults', 'familyFriendly', 'yes']]

Example Input: The United States Air Force is the operating organisation for "Al Asad airbase" and it has some transport aircrafts like the "Boeing C-17 Globemaster III" and aircraft fighters like "The General Dynamics F-16 Fighting Falcon" &amp; "The Lockheed AC-130" which is an attack aircraft. the Invasion of Grenada is One of the noted United States Air Force battles.
Example Output:
[['Al Asad Airbase', 'OPERATING_ORGANISATION', 'United States Air Force'], ['United States Air Force', 'BATTLES', 'Invasion of Grenada'], ['United States Air Force', 'ATTACK_AIRCRAFT', 'Lockheed AC-130'], ['United States Air Force', 'TRANSPORT_AIRCRAFT', 'Boeing C-17 Globemaster III'], ['United States Air Force', 'AIRCRAFT_FIGHTER', 'General Dynamics F-16 Fighting Falcon']]