<?xml version="1.0"?>
<proof mode="standard" version="1.0">
 <goals>
  <goal t="!"/>
  <goal t="^"/>
 </goals>
 <premises>
  <entry n="1" t="~^"/>
  <entry n="2" t="~!"/>
 </premises>
 <conclusions>
  <entry n="3" l="34" r="1" d="0" t="!"/>
  <entry n="4" l="34" r="2" d="0" t="^"/>
 </conclusions>
</proof>
