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

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

*GRAMMAR*
dax -> PURPLE 
 kiki -> BLUE 
 lug -> PINK 
 blicket -> GREEN 
 x1 fep -> [x1] [x1] 
 x1 tufa x2 -> [x1] [x2] 
 u1 wif u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 