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

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

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