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

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

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