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

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

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