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

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

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