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

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

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