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

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

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