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

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

*GRAMMAR*
kiki -> RED 
 wif -> GREEN 
 tufa -> PURPLE 
 blicket -> BLUE 
 u1 lug -> [u1] [u1] [u1] 
 u1 gazzer u2 -> [u2] [u1] 
 x1 zup x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 