*SUPPORT*
IN: wif OUT: GREEN
IN: gazzer zup fep OUT: PINK RED
IN: gazzer gazzer blicket OUT: RED RED RED RED
IN: wif wif zup fep OUT: GREEN PINK GREEN
IN: fep wif gazzer zup kiki OUT: PINK GREEN PURPLE RED
IN: kiki zup fep OUT: PINK PURPLE
IN: fep zup wif OUT: GREEN PINK
IN: wif gazzer blicket OUT: GREEN RED GREEN RED
IN: gazzer zup kiki OUT: PURPLE RED
IN: fep lug kiki gazzer zup wif lug kiki OUT: PURPLE PURPLE GREEN RED PINK
IN: gazzer OUT: RED
IN: kiki lug gazzer lug kiki OUT: PURPLE RED PURPLE
IN: wif zup fep OUT: PINK GREEN
IN: wif lug wif blicket OUT: GREEN GREEN GREEN

*QUERY*
IN: kiki gazzer kiki zup wif blicket OUT: PURPLE RED GREEN PURPLE PURPLE RED GREEN PURPLE
IN: fep OUT: PINK
IN: fep zup fep OUT: PINK PINK
IN: fep lug wif OUT: GREEN PINK
IN: gazzer gazzer zup wif lug gazzer kiki OUT: RED PURPLE RED GREEN RED
IN: fep lug gazzer zup gazzer blicket OUT: RED RED RED RED PINK
IN: gazzer blicket OUT: RED RED
IN: fep blicket OUT: PINK PINK
IN: kiki OUT: PURPLE
IN: kiki gazzer lug fep OUT: PINK PURPLE RED

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