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

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

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