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

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

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