*SUPPORT*
IN: lug OUT: GREEN
IN: wif OUT: YELLOW
IN: wif zup wif blicket gazzer OUT: YELLOW YELLOW RED
IN: gazzer gazzer zup gazzer dax OUT: RED RED RED RED RED RED
IN: lug kiki gazzer OUT: GREEN PINK RED
IN: gazzer zup gazzer OUT: RED RED
IN: gazzer blicket gazzer OUT: RED RED
IN: lug lug dax OUT: GREEN GREEN GREEN GREEN
IN: wif kiki blicket lug OUT: YELLOW PINK GREEN
IN: kiki dax OUT: PINK PINK
IN: kiki lug dax OUT: PINK GREEN PINK GREEN
IN: lug blicket lug OUT: GREEN GREEN
IN: wif zup lug dax OUT: GREEN YELLOW GREEN YELLOW
IN: gazzer dax blicket lug OUT: RED RED GREEN

*QUERY*
IN: gazzer zup kiki OUT: PINK RED
IN: gazzer blicket kiki dax OUT: RED PINK RED PINK
IN: gazzer zup kiki dax OUT: PINK RED PINK RED
IN: kiki OUT: PINK
IN: wif zup gazzer dax OUT: RED YELLOW RED YELLOW
IN: kiki zup lug OUT: GREEN PINK
IN: kiki wif zup gazzer dax OUT: PINK RED YELLOW PINK RED YELLOW
IN: lug zup kiki OUT: PINK GREEN
IN: lug zup gazzer OUT: RED GREEN
IN: wif kiki wif wif gazzer zup kiki OUT: YELLOW PINK YELLOW YELLOW PINK RED

*GRAMMAR*
gazzer -> RED 
 wif -> YELLOW 
 kiki -> PINK 
 lug -> GREEN 
 u1 zup u2 -> [u2] [u1] 
 x1 dax -> [x1] [x1] 
 x1 blicket u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 