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

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

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