Complex sentence: On the other hand, Pew was partially responsible for the state of the estimated 20 Billion dollar collection before its acquisition and has benefited financially via till-share from its relocation to museums which charge admission.
Split into simpler sentences: On the other hand, Pew was partially responsible for the state of the estimated 20 Billion dollar collection before its acquisition. Pew has benefited financially via till-share from the relocation to museums which charge admission.