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

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

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