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

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

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