*SUPPORT*
IN: fep wif zup fep OUT: PINK PINK PINK
IN: dax OUT: YELLOW
IN: tufa blicket fep wif OUT: GREEN PINK PINK
IN: fep OUT: PINK
IN: tufa fep OUT: GREEN PINK
IN: dax wif OUT: YELLOW YELLOW
IN: gazzer wif OUT: PURPLE PURPLE
IN: tufa gazzer wif OUT: GREEN PURPLE PURPLE
IN: gazzer tufa wif OUT: PURPLE GREEN GREEN
IN: tufa blicket fep wif zup fep OUT: PINK GREEN PINK PINK
IN: tufa OUT: GREEN
IN: tufa tufa gazzer gazzer zup dax OUT: YELLOW GREEN GREEN PURPLE PURPLE
IN: gazzer wif blicket gazzer wif zup tufa OUT: GREEN PURPLE PURPLE PURPLE PURPLE
IN: tufa dax wif zup dax OUT: YELLOW GREEN YELLOW YELLOW

*QUERY*
IN: fep blicket tufa OUT: PINK GREEN
IN: tufa dax wif OUT: GREEN YELLOW YELLOW
IN: gazzer OUT: PURPLE
IN: tufa gazzer tufa wif zup tufa OUT: GREEN GREEN PURPLE GREEN GREEN
IN: fep wif OUT: PINK PINK
IN: tufa blicket tufa wif zup gazzer OUT: PURPLE GREEN GREEN GREEN
IN: dax zup fep OUT: PINK YELLOW
IN: gazzer gazzer OUT: PURPLE PURPLE
IN: gazzer zup fep OUT: PINK PURPLE
IN: tufa wif OUT: GREEN GREEN

*GRAMMAR*
dax -> YELLOW 
 tufa -> GREEN 
 gazzer -> PURPLE 
 fep -> PINK 
 x1 zup u1 -> [u1] [x1] 
 x1 blicket x2 -> [x1] [x2] 
 u1 wif -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 