| NP V how S |  
                  
                     |    example | 
                     
                        "I understand how she did it."
                      | 
                   
                  
                     |    syntax | 
                     
                         Experiencer  V  Stimulus <+how_extract> 
                      | 
                   
                  
                     |    semantics | 
                     
                        understand(E, Experiencer, Stimulus, ?Attribute)
                      | 
                   
                
               
                  | NP V NP |  
                  
                     |    example | 
                     
                        "I understand the problem."
                      | 
                   
                  
                     |    syntax | 
                     
                         Experiencer  V  Stimulus 
                      | 
                   
                  
                     |    semantics | 
                     
                        understand(E, Experiencer, Stimulus, ?Attribute)
                      | 
                   
                
               
                  | NP V NP PP.attribute |  
                  
                     |    example | 
                     
                        "I understood it as a joke."
                      | 
                   
                  
                     |    syntax | 
                     
                         Experiencer  V  Stimulus  {as}  Attribute 
                      | 
                   
                  
                     |    semantics | 
                     
                        understand(E, Experiencer, Stimulus, Attribute)
                      | 
                   
                
               
                  | NP V S_ING |  
                  
                     |    example | 
                     
                        "I understand their wanting more minutes."
                      | 
                   
                  
                     |    syntax | 
                     
                         Experiencer  V  Stimulus <+poss_ing> 
                      | 
                   
                  
                     |    semantics | 
                     
                        understand(E, Experiencer, Stimulus, ?Attribute)
                      | 
                   
                
               
                  | NP V why S |  
                  
                     |    example | 
                     
                        "I understand why we should help them."
                      | 
                   
                  
                     |    syntax | 
                     
                         Experiencer  V  Stimulus <+wh_comp> 
                      | 
                   
                  
                     |    semantics | 
                     
                        understand(E, Experiencer, Stimulus, ?Attribute)
                      | 
                   
                
               
                  | NP V what S |  
                  
                     |    example | 
                     
                        "I understand what we should do."
                      | 
                   
                  
                     |    syntax | 
                     
                         Experiencer  V  Stimulus <+what_extract> 
                      | 
                   
                  
                     |    semantics | 
                     
                        understand(E, Experiencer, Stimulus, ?Attribute)
                      | 
                   
                
               
                  | NP V that S |  
                  
                     |    example | 
                     
                        "I understand that he is a good doctor."
                      | 
                   
                  
                     |    syntax | 
                     
                         Experiencer  V  Stimulus <+that_comp> 
                      | 
                   
                  
                     |    semantics | 
                     
                        understand(E, Experiencer, Stimulus, ?Attribute)
                      | 
                   
                
             |