eBGDAE1=67442Intro3456789101112Part A1314151617181920Part B21222324Part C25262728Part D293031323334let ring3536Part E8888378888388888let ring398888408888418888let ring42888843Part F8888448888let ring458888468888478888let ring48888849888850888851Part G33let ring52335333543355335633let ringlet ring57335859Part H8888608888let ring618888628888638888let ring648888658888668888let ring678888688888698888let ring708888718888728888let ring73Part I8888748888758888let ring768888778888788888let ring7988888081