*SUPPORT*
IN: tufa fep wif OUT: PINK PURPLE PURPLE PURPLE PURPLE
IN: blicket lug fep OUT: PURPLE GREEN PURPLE
IN: fep lug dax OUT: RED PURPLE RED
IN: tufa OUT: PINK
IN: dax zup tufa OUT: PINK RED PINK
IN: fep zup tufa OUT: PINK PURPLE PINK
IN: fep wif OUT: PURPLE PURPLE PURPLE PURPLE
IN: tufa tufa OUT: PINK PINK
IN: blicket lug blicket OUT: GREEN GREEN GREEN
IN: fep OUT: PURPLE
IN: dax fep wif OUT: RED PURPLE PURPLE PURPLE PURPLE
IN: dax OUT: RED
IN: dax wif OUT: RED RED RED RED
IN: tufa lug dax OUT: RED PINK RED

*QUERY*
IN: tufa zup blicket OUT: GREEN PINK GREEN
IN: blicket tufa wif OUT: GREEN PINK PINK PINK PINK
IN: blicket tufa tufa lug dax OUT: GREEN PINK RED PINK RED
IN: dax lug dax OUT: RED RED RED
IN: tufa zup dax OUT: RED PINK RED
IN: dax fep OUT: RED PURPLE
IN: dax zup dax OUT: RED RED RED
IN: dax tufa zup tufa OUT: RED PINK PINK PINK
IN: blicket fep zup blicket OUT: GREEN GREEN PURPLE GREEN
IN: tufa zup tufa OUT: PINK PINK PINK

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