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

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

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