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

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

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