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

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

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