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

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

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