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

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

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