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

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

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