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

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

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