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

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

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