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

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

*GRAMMAR*
wif -> BLUE 
 gazzer -> GREEN 
 fep -> YELLOW 
 blicket -> PURPLE 
 x1 tufa u1 -> [x1] [u1] 
 x1 lug x2 -> [x2] [x1] 
 u1 zup u2 -> [u2] [u2] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 