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

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

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