*SUPPORT*
IN: zup lug OUT: PURPLE GREEN
IN: lug zup OUT: GREEN PURPLE
IN: zup kiki zup OUT: PURPLE PURPLE
IN: gazzer gazzer tufa zup tufa fep OUT: YELLOW YELLOW PURPLE PURPLE BLUE BLUE
IN: zup OUT: PURPLE
IN: gazzer gazzer OUT: BLUE BLUE
IN: fep kiki zup OUT: YELLOW PURPLE
IN: gazzer kiki fep kiki gazzer OUT: BLUE YELLOW BLUE
IN: zup gazzer OUT: PURPLE BLUE
IN: fep blicket fep kiki zup kiki zup OUT: YELLOW YELLOW PURPLE PURPLE
IN: fep gazzer OUT: YELLOW BLUE
IN: fep kiki zup fep tufa zup OUT: PURPLE PURPLE YELLOW PURPLE YELLOW
IN: lug tufa fep OUT: YELLOW YELLOW GREEN
IN: gazzer kiki lug tufa lug OUT: GREEN GREEN BLUE GREEN

*QUERY*
IN: lug kiki zup kiki gazzer blicket zup OUT: GREEN PURPLE BLUE PURPLE
IN: zup kiki fep OUT: PURPLE YELLOW
IN: fep OUT: YELLOW
IN: zup fep OUT: PURPLE YELLOW
IN: lug tufa zup OUT: PURPLE PURPLE GREEN
IN: lug OUT: GREEN
IN: zup tufa zup OUT: PURPLE PURPLE PURPLE
IN: gazzer OUT: BLUE
IN: fep gazzer tufa gazzer tufa fep OUT: YELLOW YELLOW BLUE BLUE YELLOW BLUE
IN: lug gazzer OUT: GREEN BLUE

*GRAMMAR*
fep -> YELLOW 
 gazzer -> BLUE 
 lug -> GREEN 
 zup -> PURPLE 
 x1 tufa u1 -> [u1] [u1] [x1] 
 u1 kiki x1 -> [u1] [x1] 
 x1 blicket x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 