*SUPPORT*
IN: zup wif tufa wif tufa dax OUT: BLUE BLUE BLUE YELLOW
IN: zup dax OUT: YELLOW YELLOW
IN: lug dax OUT: PURPLE PURPLE
IN: zup lug dax OUT: YELLOW PURPLE PURPLE
IN: tufa OUT: BLUE
IN: tufa wif zup OUT: YELLOW BLUE
IN: tufa dax kiki OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: tufa gazzer wif lug wif zup gazzer dax OUT: BLUE YELLOW GREEN GREEN PURPLE GREEN
IN: zup tufa dax OUT: YELLOW BLUE BLUE
IN: gazzer dax OUT: GREEN GREEN
IN: lug OUT: PURPLE
IN: lug kiki OUT: PURPLE PURPLE PURPLE
IN: lug gazzer gazzer wif zup dax OUT: PURPLE GREEN YELLOW YELLOW GREEN
IN: gazzer wif lug dax kiki OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE GREEN

*QUERY*
IN: lug dax kiki OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: zup OUT: YELLOW
IN: gazzer OUT: GREEN
IN: lug wif lug wif zup kiki OUT: YELLOW YELLOW YELLOW PURPLE PURPLE
IN: zup gazzer dax OUT: YELLOW GREEN GREEN
IN: zup wif lug wif zup lug OUT: YELLOW PURPLE PURPLE YELLOW
IN: zup zup lug OUT: YELLOW YELLOW PURPLE
IN: tufa gazzer OUT: BLUE GREEN
IN: zup wif lug dax OUT: PURPLE PURPLE YELLOW
IN: tufa dax OUT: BLUE BLUE

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