zenlish_grammar.rb in zenlish-0.1.03

- old
+ new
@@ -11,33 +11,50 @@
   # add_terminals('Period')
 
   rule 'language' => 'sentence'
   rule 'sentence' => 'simple_sentence'
   rule 'simple_sentence' => 'declarative_simple_sentence Period'
-  rule 'declarative_simple_sentence' => 'noun_phrase verb_phrase'
+  rule 'declarative_simple_sentence' => 'affirmative_sentence'  
+  rule 'declarative_simple_sentence' => 'negative_sentence'
+  rule 'affirmative_sentence' => 'noun_phrase verb_phrase'
+  rule 'affirmative_sentence' => 'AdverbThere IrregularVerbBe verb_complement'  
+  rule 'negative_sentence' => 'noun_phrase negative_verb_phrase'
+  rule 'negative_sentence' => 'AdverbThere negative_verb_phrase'  
   rule 'noun_phrase' => 'nominal'
   rule 'noun_phrase' => 'determiner nominal'
-  rule 'noun_phrase' => 'numeral nominal'  
-  rule 'noun_phrase' => 'determiner numeral nominal'
+  rule 'noun_phrase' => 'numeral nominal'
+  
+  # Case: ... one of these things.
+  rule 'noun_phrase' => 'numeral Preposition DemonstrativeDeterminer noun_phrase'   
+  rule 'noun_phrase' => 'determiner numeral nominal' 
+  
+  # CGE p.359, 360: of + definite noun phrase
+  rule 'noun_phrase' => 'determiner Preposition DemonstrativeDeterminer noun_phrase'
   rule 'noun_phrase' => 'ProperNoun' 
   rule 'noun_phrase' => 'IndefinitePronoun'  
   rule 'nominal' => 'CommonNoun'
   rule 'nominal' => 'Adjective CommonNoun'
   rule 'nominal' => 'Adjective CommonNoun comparative_clause'
   rule 'determiner' => 'determiner single_determiner'
   rule 'determiner' => 'single_determiner'  
   rule 'single_determiner' => 'DemonstrativeDeterminer'
   rule 'single_determiner' => 'DefiniteArticle'
   rule 'single_determiner' => 'IndefiniteQuantifier'
-  rule 'verb_phrase' => 'lexical_verb'  
-  rule 'verb_phrase' => 'lexical_verb noun_phrase'
-  rule 'verb_phrase' => 'lexical_verb adverb_phrase'  
-  rule 'verb_phrase' => 'lexical_verb propositional_phrase'
-  rule 'verb_phrase' => 'lexical_verb noun_phrase adverb_phrase'
-  rule 'verb_phrase' => 'lexical_verb noun_phrase propositional_phrase'  
+  rule 'verb_phrase' => 'lexical_verb'
+  rule 'verb_phrase' => 'lexical_verb verb_complement'  
+  rule 'verb_complement' => 'noun_phrase'
+  rule 'verb_complement' => 'adverb_phrase'   
+  rule 'verb_complement' => 'propositional_phrase'
+  rule 'verb_complement' => 'noun_phrase adverb_phrase'
+  rule 'verb_complement' => 'noun_phrase propositional_phrase'
+  rule 'negative_verb_phrase' => 'IrregularVerbBe AdverbNot verb_complement'
+  rule 'negative_verb_phrase' => 'AuxiliaryDo AdverbNot verb_phrase'
   rule 'lexical_verb' => 'IrregularVerb'
+  rule 'lexical_verb' => 'IrregularVerbBe'
   rule 'numeral' => 'Cardinal'
-  rule 'comparative_clause' => 'comparative_start noun_phrase verb_phrase'
+  rule 'comparative_clause' => 'comparative_start noun_phrase'  
+  rule 'comparative_clause' => 'comparative_start affirmative_sentence'
+  rule 'comparative_start' => 'PrepositionThan'  
   rule 'comparative_start' => 'ComparativeParticle'
   rule 'adverb_phrase' => 'Adverb'
   rule 'adverb_phrase' => 'Adverb propositional_phrase'
   rule 'propositional_phrase' => 'Preposition propositional_complement'
   rule 'propositional_complement' => 'noun_phrase'