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

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

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