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

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

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