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

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

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