*SUPPORT*
IN: gazzer blicket tufa OUT: GREEN BLUE
IN: fep OUT: RED
IN: fep blicket wif OUT: PINK RED
IN: wif gazzer blicket tufa lug OUT: PINK GREEN BLUE PINK GREEN BLUE
IN: tufa blicket tufa lug OUT: GREEN GREEN GREEN GREEN
IN: wif blicket tufa OUT: GREEN PINK
IN: tufa blicket wif OUT: PINK GREEN
IN: fep blicket fep OUT: RED RED
IN: wif OUT: PINK
IN: gazzer OUT: BLUE
IN: fep lug lug OUT: RED RED RED RED
IN: tufa tufa OUT: GREEN GREEN
IN: tufa gazzer zup OUT: GREEN BLUE GREEN BLUE
IN: tufa gazzer blicket gazzer zup OUT: GREEN BLUE BLUE GREEN BLUE BLUE

*QUERY*
IN: fep blicket wif zup lug OUT: PINK RED PINK RED PINK RED PINK RED
IN: fep blicket gazzer OUT: BLUE RED
IN: tufa wif blicket tufa OUT: GREEN GREEN PINK
IN: tufa blicket tufa OUT: GREEN GREEN
IN: wif lug zup OUT: PINK PINK PINK PINK
IN: tufa blicket gazzer zup OUT: BLUE GREEN BLUE GREEN
IN: fep zup OUT: RED RED
IN: fep gazzer wif blicket fep OUT: RED BLUE RED PINK
IN: wif blicket wif OUT: PINK PINK
IN: tufa blicket fep OUT: RED GREEN

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