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

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

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