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

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

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