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

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

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