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

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

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