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

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

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