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

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

*GRAMMAR*
gazzer -> RED 
 lug -> GREEN 
 blicket -> PINK 
 zup -> YELLOW 
 x1 wif u1 -> [u1] [x1] [x1] [u1] 
 x1 dax x2 -> [x2] [x1] 
 u1 kiki u2 -> [u1] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 