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

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

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