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

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

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