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

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

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