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

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

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