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

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

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