Satisfiable. Model:
  s0  = False
  s1  = Edge :: U2Member
  s2  = Bono :: U2Member
  s3  = True
  s4  = Edge :: U2Member
  s5  = Bono :: U2Member
  s6  = False
  s7  = Larry :: U2Member
  s8  = Adam :: U2Member
  s9  = True
  s10 = Bono :: U2Member
  s11 = Bono :: U2Member
  s12 = False
  s13 = Edge :: U2Member
  s14 = Bono :: U2Member