weather numerics again

CL-USER> (normalize-mod (weather-numerics))
#S(TABLE                                                                                                                                                                                                  
   :NAME WEATHER-NUMERICS                                                                                                                                                                                 
   :COLUMNS (#S(DISCRETE                                                                                                                                                                                  
                :NAME FORECAST                                                                                                                                                                            
                :CLASSP NIL                                                                                                                                                                               
                :IGNOREP NIL                                                                                                                                                                              
                :F #<HT 0>                                                                                                                                                                                
                :UNIQUES (SUNNY OVERCAST RAINY))                                                                                                                                                          
             #S(NUMERIC :NAME $TEMP :CLASSP NIL :IGNOREP NIL :F #<HT 0>)                                                                                                                                  
             #S(NUMERIC :NAME $HUMIDTY :CLASSP NIL :IGNOREP NIL :F #<HT 0>)                                                                                                                               
             #S(DISCRETE                                                                                                                                                                                  
                :NAME WINDY                                                                                                                                                                               
                :CLASSP NIL                                                                                                                                                                               
                :IGNOREP NIL                                                                                                                                                                              
                :F #<HT 0>                                                                                                                                                                                
                :UNIQUES (FALSE TRUE))                                                                                                                                                                    
             #S(DISCRETE                                                                                                                                                                                  
                :NAME PLAY                                                                                                                                                                                
                :CLASSP T                                                                                                                                                                                 
                :IGNOREP NIL                                                                                                                                                                              
                :F #<HT 0>                                                                                                                                                                                
                :UNIQUES (YES NO)))                                                                                                                                                                       
   :CLASS 4                                                                                                                                                                                               
   :CAUTIONS #(CAUTION :ALL NIL :PATIENCE 20)                                                                                                                                                             
   :ALL (#S(EG :FEATURES (SUNNY 1.0 0.6 FALSE NO) :CLASS NO)                                                                                                                                              
         #S(EG :FEATURES (SUNNY 0.8 0.8 TRUE NO) :CLASS NO)                                                                                                                                               
         #S(EG :FEATURES (OVERCAST 0.9 0.7 FALSE YES) :CLASS YES)                                                                                                                                         
         #S(EG :FEATURES (RAINY 0.3 1.0 FALSE YES) :CLASS YES)                                                                                                                                            
         #S(EG :FEATURES (RAINY 0.2 0.5 FALSE YES) :CLASS YES)                                                                                                                                            
         #S(EG :FEATURES (RAINY 0.0 0.2 TRUE NO) :CLASS NO)                                                                                                                                               
         #S(EG :FEATURES (OVERCAST 0.0 0.0 TRUE YES) :CLASS YES)                                                                                                                                          
         #S(EG :FEATURES (SUNNY 0.4 1.0 FALSE NO) :CLASS NO)                                                                                                                                              
         #S(EG :FEATURES (SUNNY 0.2 0.2 FALSE YES) :CLASS YES)                                                                                                                                            
         #S(EG :FEATURES (RAINY 0.5 0.5 FALSE YES) :CLASS YES)                                                                                                                                            
         #S(EG :FEATURES (SUNNY 0.5 0.2 TRUE YES) :CLASS YES)                                                                                                                                             
         #S(EG :FEATURES (OVERCAST 0.4 0.8 TRUE YES) :CLASS YES)                                                                                                                                          
         #S(EG :FEATURES (OVERCAST 0.8 0.3 FALSE YES) :CLASS YES)                                                                                                                                         
         #S(EG :FEATURES (RAINY 0.3 0.8 TRUE NO) :CLASS NO))                                                                                                                                              
   :INDEXED NIL)  

mmmmmmmmm, dater