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

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

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