<state>
 <name>three</name>
<comment>Expecting fraction of number</comment>
 <entry><matches><match>digit</match></matches>
    <newstate>three</newstate><action /></entry>
 <entry><matches><match>plus</match><match>minus</match></matches>
    <newstate>exit</newstate><action>keep</action></entry>
 <entry><matches><match>fullstop</match></matches>
    <newstate>exit</newstate><action>keep</action></entry>
 <entry><matches><match>separator</match></matches>
    <newstate>exit</newstate><action /></entry>
</state>
</fs>