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

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

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