*SUPPORT*
IN: fep zup lug OUT: GREEN RED
IN: fep OUT: RED
IN: fep blicket zup blicket tufa OUT: RED PURPLE PURPLE RED PURPLE PURPLE
IN: fep fep OUT: RED RED
IN: blicket zup fep OUT: RED PURPLE
IN: blicket zup lug tufa OUT: GREEN PURPLE GREEN PURPLE
IN: kiki blicket fep lug tufa OUT: YELLOW PURPLE RED GREEN YELLOW PURPLE RED GREEN
IN: lug zup lug OUT: GREEN GREEN
IN: kiki kiki OUT: YELLOW YELLOW
IN: kiki gazzer fep OUT: RED YELLOW YELLOW
IN: kiki zup blicket tufa tufa OUT: PURPLE YELLOW PURPLE YELLOW PURPLE YELLOW PURPLE YELLOW
IN: kiki zup lug OUT: GREEN YELLOW
IN: fep zup blicket OUT: PURPLE RED
IN: blicket tufa tufa OUT: PURPLE PURPLE PURPLE PURPLE

*QUERY*
IN: blicket OUT: PURPLE
IN: fep zup kiki OUT: YELLOW RED
IN: kiki zup kiki OUT: YELLOW YELLOW
IN: kiki zup blicket OUT: PURPLE YELLOW
IN: kiki zup fep gazzer blicket OUT: PURPLE RED YELLOW RED YELLOW
IN: lug zup fep tufa OUT: RED GREEN RED GREEN
IN: blicket zup blicket OUT: PURPLE PURPLE
IN: fep zup lug gazzer fep OUT: RED GREEN RED GREEN RED
IN: kiki kiki zup lug OUT: YELLOW GREEN YELLOW
IN: lug tufa OUT: GREEN GREEN

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