*SUPPORT*
IN: zup zup OUT: GREEN GREEN
IN: wif OUT: PURPLE
IN: blicket tufa tufa OUT: RED RED RED RED
IN: kiki blicket dax zup tufa OUT: YELLOW GREEN RED YELLOW GREEN RED
IN: zup wif dax blicket OUT: GREEN RED PURPLE
IN: kiki OUT: YELLOW
IN: zup dax wif OUT: PURPLE GREEN
IN: blicket kiki fep OUT: RED YELLOW RED YELLOW RED YELLOW
IN: zup dax wif tufa OUT: PURPLE GREEN PURPLE GREEN
IN: kiki dax kiki fep OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: blicket dax blicket OUT: RED RED
IN: zup dax zup OUT: GREEN GREEN
IN: kiki fep OUT: YELLOW YELLOW YELLOW
IN: zup OUT: GREEN

*QUERY*
IN: blicket tufa OUT: RED RED
IN: wif wif OUT: PURPLE PURPLE
IN: blicket blicket dax wif tufa OUT: RED PURPLE RED RED PURPLE RED
IN: wif dax blicket OUT: RED PURPLE
IN: kiki dax zup OUT: GREEN YELLOW
IN: zup dax kiki tufa OUT: YELLOW GREEN YELLOW GREEN
IN: kiki wif wif kiki OUT: YELLOW PURPLE PURPLE YELLOW
IN: blicket dax kiki OUT: YELLOW RED
IN: zup tufa OUT: GREEN GREEN
IN: zup zup dax kiki OUT: GREEN YELLOW GREEN

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