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

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

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