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 United States of America`s Chief Justice is John Roberts.
Example Output: [['United States', 'LEADER_NAME', 'John Roberts']]

Example Input: Fitzbillies coffee Shop is a low-priced restaurant, near the River Cam in Cambridge, that serves seafood and sushi. It is not suitable for families with small children.
Example Output: [['Fitzbillies', 'eatType', 'restaurant'], ['Fitzbillies', 'priceRange', 'less than £20'], ['Fitzbillies', 'area', 'riverside'], ['Fitzbillies', 'familyFriendly', 'no']]

Example Input: 3Arena is owned by Live Nation Entertainment and it is located in Dublin, Leinster, the Republic of Ireland. Criona Ni Dhalaigh was Lord Mayor of Dublin.
Example Output:
[['3Arena', 'OWNER', 'Live Nation Entertainment'], ['Dublin', 'LEADER_NAME', 'Críona Ní Dhálaigh'], ['Dublin', 'COUNTRY', 'Republic of Ireland'], ['3Arena', 'LOCATION', 'Dublin'], ['Dublin', 'IS_PART_OF', 'Leinster']]