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

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

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