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

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

*GRAMMAR*
lug -> BLUE 
 blicket -> PURPLE 
 wif -> PINK 
 tufa -> GREEN 
 x1 zup u1 -> [u1] [x1] [u1] 
 x1 fep x2 -> [x1] [x2] [x1] [x2] 
 x1 kiki u1 -> [u1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 