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

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

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