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

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

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