Utilize the input text as a context reference, choose the right relationship between avelumab and Merck KGaA from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.
Text: Furthermore, the combination trial of BXCL701, bempeg from Nektar and avelumab from Pfizer and Merck KGaA in second-line pancreatic cancer, will start following the completion of Nektar and Pfizer Phase Ib safety study of bempeg and avelumab and the outcome of that trial.
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