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

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

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