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

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

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