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

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

*GRAMMAR*
dax -> PURPLE 
 lug -> YELLOW 
 gazzer -> GREEN 
 wif -> BLUE 
 x1 zup x2 -> [x1] [x2] 
 u1 kiki -> [u1] [u1] [u1] 
 x1 tufa -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 