*SUPPORT*
IN: fep dax lug gazzer OUT: GREEN BLUE PURPLE PURPLE
IN: lug zup dax OUT: PURPLE BLUE
IN: fep kiki OUT: GREEN PINK
IN: fep gazzer OUT: GREEN GREEN
IN: fep tufa kiki OUT: GREEN PINK PINK PINK
IN: kiki dax gazzer OUT: PINK BLUE BLUE
IN: dax zup fep OUT: BLUE GREEN
IN: lug tufa fep OUT: PURPLE GREEN GREEN GREEN
IN: lug dax gazzer OUT: PURPLE BLUE BLUE
IN: fep OUT: GREEN
IN: lug OUT: PURPLE
IN: kiki tufa lug OUT: PINK PURPLE PURPLE PURPLE
IN: dax zup kiki OUT: BLUE PINK
IN: lug gazzer OUT: PURPLE PURPLE

*QUERY*
IN: dax lug lug dax tufa dax OUT: BLUE PURPLE PURPLE BLUE BLUE BLUE BLUE
IN: fep fep OUT: GREEN GREEN
IN: kiki zup fep OUT: PINK GREEN
IN: dax tufa kiki OUT: BLUE PINK PINK PINK
IN: fep tufa fep OUT: GREEN GREEN GREEN GREEN
IN: lug lug zup fep OUT: PURPLE PURPLE GREEN
IN: kiki gazzer OUT: PINK PINK
IN: dax OUT: BLUE
IN: dax lug gazzer OUT: BLUE PURPLE PURPLE
IN: dax tufa lug OUT: BLUE PURPLE PURPLE PURPLE

*GRAMMAR*
fep -> GREEN 
 lug -> PURPLE 
 kiki -> PINK 
 dax -> BLUE 
 u1 tufa u2 -> [u1] [u2] [u2] [u2] 
 u1 zup u2 -> [u1] [u2] 
 u1 gazzer -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 