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

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

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