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

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

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