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

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

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