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

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

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