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

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

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