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

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

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