Complex sentence: The trophy was donated to the new league in 1972 along with approximately $500,000 by the AVCO Financial Services Corporation, and became the only major sports championship trophy to bear the name of a private corporation.
Split into simpler sentences: The trophy was donated to the new league in 1972 along with approximately $500,000 by the AVCO Financial Services Corporation. Thus the WHA became the only major sports league to have its championship trophy bear the name of a private corporation.