Grammar Writing: Week 7

Tutorial Session (November 27th)

Grammar 1

type_hierarchy
bot
   bool   
      minus   
      plus   
   sign   syntax:part_of_speech   
      phrase   dtrs:list   
      word   
   part_of_speech   
      sentence   
      verb   
      noun   
   list   
      ne_list   tl:list   hd:bot   
      e_list   
.

Task 1:

Add lexicon entries for "she", "her", "help", "receives", "shouts".

Task 2:

Add grammar rules so that the following two sentences are correctly recognized: "she shouts" and "she receives help".

Solution:

noun_verb_rule       => a sentence phrase with two children: a noun word + a verb word.
verb_phrase_rule     => a verb phrase with two children: a verb word + a noun word.
noun_verbphrase_rule => a sentence phrase with two children: a noun word + a verb phrase.

Grammar 2

type_hierarchy
bot
   sign   syntax:syntax   
      phrase   dtrs:list   
      word   
   list   
      ne_list   tl:list   hd:bot   
      e_list   
   vform   
      fin   
      nonfin   
         prp   
         pfp   
         base   
   pos   
      verb   vform:vform   
      noun   case:case   
      s   
      prep   
   syntax   head:pos   
   case   
      acc   
      nom   
.

Grammar 3

type_hierarchy
bot
   sign   syntax:syntax   comps:list  
      phrase   dtrs:list   
      word   
   list   
      ne_list   tl:list   hd:bot   
      e_list   
   vform   
      fin   
      nonfin   
         prp   
         pfp   
         base   
   pos   
      verb   vform:vform   
      noun   case:case   
      s   
      prep   
   syntax   head:pos   
   case   
      acc   
      nom   
.