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

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

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