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

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

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