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

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

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