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

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

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