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

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

*GRAMMAR*
blicket -> GREEN 
 lug -> PURPLE 
 kiki -> BLUE 
 tufa -> YELLOW 
 u1 fep u2 -> [u2] [u1] 
 u1 wif -> [u1] [u1] 
 x1 dax x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 