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

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

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