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

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

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