*SUPPORT*
IN: kiki OUT: PURPLE
IN: tufa zup OUT: GREEN GREEN
IN: tufa fep tufa zup OUT: GREEN GREEN GREEN
IN: wif zup blicket OUT: PINK PINK PINK PINK PINK PINK
IN: kiki blicket fep lug lug zup fep lug OUT: PURPLE PURPLE PURPLE BLUE BLUE BLUE BLUE
IN: tufa kiki wif lug OUT: GREEN PURPLE PINK BLUE
IN: tufa zup blicket OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: tufa kiki tufa zup OUT: GREEN PURPLE GREEN GREEN
IN: lug zup OUT: BLUE BLUE
IN: kiki zup OUT: PURPLE PURPLE
IN: wif OUT: PINK
IN: lug kiki blicket OUT: BLUE PURPLE BLUE PURPLE BLUE PURPLE
IN: wif wif zup OUT: PINK PINK PINK
IN: lug kiki tufa OUT: BLUE PURPLE GREEN

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

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