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

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

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