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

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

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