Suppose you are an information extractor, now I need to build an ontology graph, please extract all entities, relationships, and attributes from the following sentence, and output it in JSON format. According to the agreement, from July 1, 2020 to June 30, 2022, NAME_1 will order lithium-ion batteries from CDE in two years. The contract does not impose a compulsory order on NAME_1's purchasing quantity. With the addition of CDE as a partner, NAME_1 currently has three battery suppliers: Panasonic, LG, and CDE. Provide response in all capital letters, no lowercase letters allowed.
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