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

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

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