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

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

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