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

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

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