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

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

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