*SUPPORT*
IN: zup kiki kiki tufa OUT: GREEN BLUE BLUE BLUE
IN: zup blicket zup gazzer OUT: GREEN GREEN GREEN GREEN GREEN
IN: kiki zup tufa OUT: BLUE GREEN GREEN
IN: wif tufa OUT: RED RED
IN: kiki kiki tufa OUT: BLUE BLUE BLUE
IN: fep OUT: PURPLE
IN: fep tufa OUT: PURPLE PURPLE
IN: fep blicket fep OUT: PURPLE PURPLE
IN: kiki fep tufa OUT: BLUE PURPLE PURPLE
IN: kiki OUT: BLUE
IN: wif tufa gazzer OUT: RED RED RED RED RED RED RED RED
IN: zup blicket wif OUT: GREEN RED
IN: zup tufa OUT: GREEN GREEN
IN: zup blicket kiki tufa OUT: GREEN BLUE BLUE

*QUERY*
IN: zup fep OUT: GREEN PURPLE
IN: wif blicket wif tufa OUT: RED RED RED
IN: zup tufa gazzer OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: fep blicket kiki tufa OUT: PURPLE BLUE BLUE
IN: kiki tufa OUT: BLUE BLUE
IN: fep tufa gazzer OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: fep gazzer OUT: PURPLE PURPLE PURPLE PURPLE
IN: zup OUT: GREEN
IN: kiki wif tufa OUT: BLUE RED RED
IN: wif OUT: RED

*GRAMMAR*
fep -> PURPLE 
 zup -> GREEN 
 wif -> RED 
 kiki -> BLUE 
 u1 blicket x1 -> [u1] [x1] 
 u1 tufa -> [u1] [u1] 
 x1 gazzer -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 