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

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

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