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

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

*GRAMMAR*
gazzer -> RED 
 lug -> PINK 
 wif -> GREEN 
 zup -> PURPLE 
 u1 kiki u2 -> [u1] [u2] [u2] [u2] 
 x1 tufa x2 -> [x1] [x2] 
 x1 fep -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 