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

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

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