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

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

*GRAMMAR*
tufa -> YELLOW 
 wif -> BLUE 
 gazzer -> PURPLE 
 zup -> GREEN 
 u1 fep -> [u1] [u1] 
 x1 blicket -> [x1] [x1] 
 x1 dax x2 -> [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 