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

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

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