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

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

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