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

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

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