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

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

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