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

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

*GRAMMAR*
wif -> PINK 
 lug -> RED 
 zup -> PURPLE 
 kiki -> GREEN 
 u1 tufa u2 -> [u1] [u2] [u2] 
 u1 fep u2 -> [u1] [u1] [u1] [u2] [u1] 
 u1 blicket x1 -> [x1] [u1] [u1] [u1] [u1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 