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

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

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