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

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

*GRAMMAR*
lug -> BLUE 
 tufa -> PURPLE 
 dax -> GREEN 
 gazzer -> YELLOW 
 u1 blicket -> [u1] [u1] 
 u1 wif u2 -> [u1] [u1] [u2] 
 x1 kiki x2 -> [x2] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 