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

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

*GRAMMAR*
wif -> GREEN 
 gazzer -> YELLOW 
 fep -> PURPLE 
 lug -> RED 
 x1 tufa x2 -> [x2] [x1] 
 x1 dax -> [x1] [x1] 
 x1 kiki u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 