*SUPPORT*
IN: lug fep tufa OUT: RED PURPLE
IN: tufa lug zup kiki gazzer dax tufa OUT: RED PURPLE PINK GREEN GREEN RED
IN: kiki gazzer OUT: GREEN GREEN
IN: lug OUT: PURPLE
IN: lug gazzer OUT: PURPLE PURPLE
IN: lug kiki gazzer dax tufa gazzer OUT: PURPLE GREEN GREEN RED RED
IN: tufa fep tufa OUT: RED RED
IN: tufa fep zup OUT: PINK RED
IN: kiki tufa OUT: GREEN RED
IN: lug dax lug zup gazzer OUT: PURPLE PURPLE PINK PINK
IN: kiki fep zup OUT: PINK GREEN
IN: lug lug gazzer OUT: PURPLE PURPLE PURPLE
IN: zup OUT: PINK
IN: kiki fep tufa OUT: RED GREEN

*QUERY*
IN: tufa gazzer OUT: RED RED
IN: lug fep zup OUT: PINK PURPLE
IN: zup tufa gazzer OUT: PINK RED RED
IN: kiki OUT: GREEN
IN: tufa OUT: RED
IN: tufa tufa gazzer OUT: RED RED RED
IN: kiki lug OUT: GREEN PURPLE
IN: zup gazzer OUT: PINK PINK
IN: zup dax zup fep zup OUT: PINK PINK PINK
IN: tufa kiki fep zup OUT: RED PINK GREEN

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