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

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

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