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: Arros negre is from the region of Catalonia in Spain. The main ingredients are white rice, cuttlefish or squid, cephalopod ink, cubanelle peppers.
Example Output: [['Arròs negre', 'COUNTRY', 'Spain'], ['Arròs negre', 'MAIN_INGREDIENTS', '"White rice, cuttlefish or squid, cephalopod ink, cubanelle peppers"'], ['Arròs negre', 'REGION', 'Catalonia'], ['Arròs negre', 'INGREDIENT', 'Squid']]

Example Input: adults only near Crowne Plaza Hotel serving Japanese food is The Waterman
Example Output: [['The Waterman', 'food', 'Japanese'], ['The Waterman', 'familyFriendly', 'no'], ['The Waterman', 'near', 'Crowne Plaza Hotel']]

Example Input: The people of Spain are known as Spaniards and are lead by Felipe VI of Spain. Arros negre is from the country.
Example Output:
[['Arròs negre', 'COUNTRY', 'Spain'], ['Spain', 'DEMONYM', 'Spaniards'], ['Spain', 'LEADER_NAME', 'Felipe VI of Spain']]