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

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

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