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

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

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