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

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

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