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

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

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