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

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

*GRAMMAR*
wif -> GREEN 
 tufa -> PURPLE 
 lug -> BLUE 
 gazzer -> PINK 
 x1 blicket u1 -> [u1] [x1] 
 x1 kiki x2 -> [x1] [x2] 
 u1 fep u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 