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

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

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