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

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

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