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

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

*GRAMMAR*
lug -> GREEN 
 kiki -> PURPLE 
 wif -> PINK 
 gazzer -> BLUE 
 x1 tufa -> [x1] [x1] 
 u1 zup u2 -> [u2] [u1] 
 x1 dax x2 -> [x1] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 