
<b>WHNP</b> - <i>Wh</i>-noun Phrase.  Introduces a clause with an NP gap.  May be null (containing the 0 complementizer) or  
lexical, containing some <i>wh</i>-word, e.g. <i>who</i>, <i>which book</i>, <i>whose daughter</i>, <i>none of which</i>,  
or <i>how many leopards</i>.<br>
</a>

<a name="WHPP">
<b>WHPP</b> - <i>Wh</i>-prepositional Phrase.  Prepositional phrase containing a <i>wh</i>-noun phrase (such as  
<i>of which</i> or <i>by whose authority</i>) that either introduces a PP gap or is containe