Mesaana attempts to hold Egwene with an a'dam ; .
Egwene 's mastery of Tel'aran'rhiod enables Mesaana to break Mesaana 's mind .
Mesaana attempts to hold Egwene with an a'dam ; but Egwene 's mastery of Tel'aran'rhiod enables her to break Mesaana 's mind .