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

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

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