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

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

*GRAMMAR*
zup -> RED 
 dax -> YELLOW 
 tufa -> PINK 
 lug -> PURPLE 
 u1 fep x1 -> [x1] [x1] [u1] 
 x1 kiki x2 -> [x1] [x2] 
 u1 wif u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 