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

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

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