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

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

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