*SUPPORT*
IN: wif gazzer wif OUT: YELLOW YELLOW
IN: kiki blicket OUT: BLUE PURPLE
IN: kiki gazzer kiki dax blicket dax blicket OUT: BLUE BLUE PURPLE PURPLE
IN: kiki gazzer wif OUT: BLUE YELLOW
IN: wif OUT: YELLOW
IN: kiki fep gazzer fep tufa blicket OUT: BLUE RED RED PURPLE
IN: kiki dax fep OUT: BLUE RED
IN: fep dax fep tufa fep OUT: RED RED RED
IN: wif gazzer fep tufa fep OUT: YELLOW RED RED
IN: wif wif OUT: YELLOW YELLOW
IN: wif dax fep OUT: YELLOW RED
IN: fep gazzer fep OUT: RED RED
IN: blicket wif gazzer fep OUT: PURPLE YELLOW RED
IN: fep kiki gazzer wif tufa fep OUT: RED BLUE YELLOW RED

*QUERY*
IN: blicket gazzer kiki OUT: PURPLE BLUE
IN: blicket OUT: PURPLE
IN: blicket gazzer wif tufa wif OUT: PURPLE YELLOW YELLOW
IN: fep fep OUT: RED RED
IN: fep OUT: RED
IN: kiki wif dax kiki dax kiki tufa wif OUT: BLUE YELLOW BLUE BLUE YELLOW
IN: blicket blicket gazzer blicket tufa wif tufa fep OUT: PURPLE PURPLE PURPLE YELLOW RED
IN: kiki gazzer fep OUT: BLUE RED
IN: wif fep gazzer fep OUT: YELLOW RED RED
IN: kiki dax wif OUT: BLUE YELLOW

*GRAMMAR*
kiki -> BLUE 
 blicket -> PURPLE 
 wif -> YELLOW 
 fep -> RED 
 u1 gazzer u2 -> [u1] [u2] 
 x1 dax u1 -> [x1] [u1] 
 x1 tufa u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 