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

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

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