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

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

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