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

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

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