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

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

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