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

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

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