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

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

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