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

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

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