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

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

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