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

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

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