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

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

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