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

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

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