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

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

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