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

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

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