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

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

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