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

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

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