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

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

*GRAMMAR*
wif -> RED 
 dax -> GREEN 
 fep -> PURPLE 
 blicket -> PINK 
 u1 lug u2 -> [u1] [u2] [u1] 
 x1 tufa x2 -> [x2] [x1] 
 x1 gazzer x2 -> [x2] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 