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

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

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