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

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

*GRAMMAR*
tufa -> PINK 
 lug -> RED 
 fep -> YELLOW 
 gazzer -> GREEN 
 x1 blicket x2 -> [x1] [x2] 
 u1 wif u2 -> [u1] [u2] 
 u1 dax u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 