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

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

*GRAMMAR*
blicket -> GREEN 
 tufa -> BLUE 
 lug -> YELLOW 
 zup -> RED 
 u1 wif u2 -> [u1] [u2] 
 u1 fep -> [u1] [u1] [u1] [u1] 
 x1 dax -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 