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

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

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