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

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

*GRAMMAR*
tufa -> GREEN 
 lug -> YELLOW 
 fep -> PURPLE 
 dax -> RED 
 x1 wif x2 -> [x1] [x2] 
 u1 zup u2 -> [u1] [u2] [u2] [u1] 
 x1 blicket u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 