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

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

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