*SUPPORT*
IN: kiki gazzer OUT: BLUE BLUE
IN: lug gazzer OUT: GREEN GREEN
IN: wif zup OUT: PURPLE PURPLE
IN: tufa fep tufa OUT: YELLOW YELLOW YELLOW
IN: wif tufa zup fep wif OUT: PURPLE PURPLE YELLOW YELLOW PURPLE
IN: tufa wif wif kiki kiki zup OUT: YELLOW PURPLE PURPLE BLUE BLUE BLUE
IN: lug lug zup OUT: GREEN GREEN GREEN
IN: wif gazzer OUT: PURPLE PURPLE
IN: wif OUT: PURPLE
IN: lug tufa wif OUT: GREEN YELLOW PURPLE
IN: lug zup OUT: GREEN GREEN
IN: wif zup fep kiki OUT: BLUE PURPLE PURPLE BLUE
IN: tufa kiki fep kiki OUT: BLUE YELLOW BLUE BLUE
IN: lug OUT: GREEN

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

*GRAMMAR*
wif -> PURPLE 
 kiki -> BLUE 
 lug -> GREEN 
 tufa -> YELLOW 
 u1 gazzer -> [u1] [u1] 
 x1 fep u1 -> [u1] [x1] [u1] 
 u1 zup -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 