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

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

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