WARNING:  A REF metadata event is being deleted that covers evaluated reference LEXEMEs
    (type=SU, subtype=incomplete, spkr=spkr3r, TBEG=19.0, TEND=22)

WARNING:  A SYS metadata event is being deleted that covers evaluated reference LEXEMEs
    (type=SU, subtype=incomplete, spkr=spkr3s, TBEG=19.0, TEND=22)