*SUPPORT*
IN: fep wif OUT: GREEN RED
IN: fep fep zup OUT: GREEN GREEN PINK
IN: kiki lug blicket kiki lug OUT: BLUE BLUE BLUE BLUE
IN: zup blicket zup tufa OUT: PINK PINK PINK
IN: wif OUT: RED
IN: fep tufa OUT: GREEN GREEN
IN: wif tufa OUT: RED RED
IN: kiki fep tufa OUT: BLUE GREEN GREEN
IN: kiki blicket kiki fep tufa OUT: BLUE BLUE GREEN GREEN
IN: wif lug blicket zup tufa OUT: RED RED PINK PINK
IN: wif tufa blicket zup blicket zup tufa OUT: RED RED PINK PINK PINK
IN: fep fep OUT: GREEN GREEN
IN: kiki tufa OUT: BLUE BLUE
IN: fep fep tufa OUT: GREEN GREEN GREEN

*QUERY*
IN: kiki lug OUT: BLUE BLUE
IN: zup lug OUT: PINK PINK
IN: fep zup kiki lug blicket zup zup lug OUT: GREEN PINK BLUE BLUE PINK PINK PINK
IN: fep OUT: GREEN
IN: fep fep blicket kiki tufa OUT: GREEN GREEN BLUE BLUE
IN: kiki fep wif lug blicket fep kiki OUT: BLUE GREEN RED RED GREEN BLUE
IN: wif lug OUT: RED RED
IN: kiki OUT: BLUE
IN: kiki wif lug blicket fep tufa OUT: BLUE RED RED GREEN GREEN
IN: fep wif zup OUT: GREEN RED PINK

*GRAMMAR*
fep -> GREEN 
 wif -> RED 
 zup -> PINK 
 kiki -> BLUE 
 u1 lug -> [u1] [u1] 
 u1 tufa -> [u1] [u1] 
 x1 blicket x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 