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

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

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