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

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

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