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

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

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