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

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

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