ed within certain complex NPs to mark the head of the NP.  Corresponds very roughly to N-bar level but used  
quite differently.<br>
</a>

<a name="PP">
<b>PP</b> - Prepositional Phrase.<br>
</a>

<a name="PRN">
<b>PRN</b> - Parenthetical. <br>
</a>

<a name="PRT">
<b>PRT</b> - Particle.  Category for words that should be tagged RP. <br>
</a>

<a name="QP">
<b>QP</b> - Quantifier Phrase (i.e. complex measure/amount phrase); used within NP.<br>
</a>

<a name="RRC">
<b>RRC</b> - Reduced Relative Clause. <br>
