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

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

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