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

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

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