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

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

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