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

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

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