TASK DEFINITION: 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.
PROBLEM: Joe Biden is a leader of the United States.

SOLUTION: [['United States', 'LEADER_NAME', 'Joe Biden']]

PROBLEM: Editor of AIP Advances, A T Charlie Johnson, has Stanford University for an almaMater.

SOLUTION: [['AIP Advances', 'EDITOR', 'A.T. Charlie Johnson'], ['A.T. Charlie Johnson', 'ALMA_MATER', 'Stanford University']]

PROBLEM: Adolfo Suárez Madrid-Barajas Airport has an elevation of 610.0 metres above sea level and is in Paracuellos de Jarama, in Spain.

SOLUTION:
[['Adolfo Suárez Madrid–Barajas Airport', 'LOCATION', 'Paracuellos de Jarama'], ['Paracuellos de Jarama', 'COUNTRY', 'Spain'], ['Adolfo Suárez Madrid–Barajas Airport', 'ELEVATION', '610.0']]