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

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

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