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

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

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