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

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

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