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

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

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