<recPhylo>
<!-- family 1 tree 1 (total cost = 4, duplications = 2, losses = 0, contraction threshold = no) -->
 <recGeneTree>
  <phylogeny rooted="true">
   <clade>
    <name>0</name>
    <eventsRec>
     <speciation speciesLocation="1"></speciation>
    </eventsRec>
    <clade>
     <name>c1</name>
     <eventsRec>
      <leaf geneName="c1" speciesLocation="c"></leaf>
     </eventsRec>
    </clade>
    <clade>
     <name>03_duplication</name>
     <eventsRec>
      <duplication speciesLocation="0"></duplication>
     </eventsRec>
     <clade>
      <name>01_speciation</name>
      <eventsRec>
       <speciation speciesLocation="0"></speciation>
      </eventsRec>
      <clade>
       <name>a2</name>
       <eventsRec>
        <leaf geneName="a2" speciesLocation="a"></leaf>
       </eventsRec>
      </clade>
      <clade>
       <name>b4_duplication</name>
       <eventsRec>
        <duplication speciesLocation="b"></duplication>
       </eventsRec>
       <clade>
        <name>b1</name>
        <eventsRec>
         <leaf geneName="b1" speciesLocation="b"></leaf>
        </eventsRec>
       </clade>
       <clade>
        <name>b2</name>
        <eventsRec>
         <leaf geneName="b2" speciesLocation="b"></leaf>
        </eventsRec>
       </clade>
      </clade>
     </clade>
     <clade>
      <name>02_speciation</name>
      <eventsRec>
       <speciation speciesLocation="0"></speciation>
      </eventsRec>
      <clade>
       <name>a1</name>
       <eventsRec>
        <leaf geneName="a1" speciesLocation="a"></leaf>
       </eventsRec>
      </clade>
      <clade>
       <name>b3</name>
       <eventsRec>
        <leaf geneName="b3" speciesLocation="b"></leaf>
       </eventsRec>
      </clade>
     </clade>
    </clade>
   </clade>
  </phylogeny>
 </recGeneTree>
</recPhylo>
