*SUPPORT*
IN: wif dax lug tufa OUT: PINK PURPLE GREEN GREEN
IN: wif wif OUT: PINK PINK
IN: wif gazzer lug tufa OUT: PINK GREEN GREEN
IN: dax gazzer wif gazzer fep kiki OUT: PURPLE PINK YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: wif OUT: PINK
IN: wif fep OUT: PINK YELLOW
IN: dax OUT: PURPLE
IN: fep lug wif tufa OUT: YELLOW GREEN PINK PINK
IN: fep tufa gazzer dax tufa OUT: YELLOW YELLOW PURPLE PURPLE
IN: dax dax gazzer lug tufa OUT: PURPLE PURPLE GREEN GREEN
IN: fep kiki OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: wif kiki OUT: PINK PINK PINK PINK PINK PINK
IN: wif wif lug tufa OUT: PINK PINK GREEN GREEN
IN: lug kiki OUT: GREEN GREEN GREEN GREEN GREEN GREEN

*QUERY*
IN: fep OUT: YELLOW
IN: lug wif tufa OUT: GREEN PINK PINK
IN: dax wif wif lug lug tufa OUT: PURPLE PINK PINK GREEN GREEN GREEN
IN: dax tufa gazzer lug OUT: PURPLE PURPLE GREEN
IN: lug tufa OUT: GREEN GREEN
IN: lug wif OUT: GREEN PINK
IN: lug OUT: GREEN
IN: fep tufa OUT: YELLOW YELLOW
IN: dax tufa OUT: PURPLE PURPLE
IN: wif tufa OUT: PINK PINK

*GRAMMAR*
fep -> YELLOW 
 lug -> GREEN 
 dax -> PURPLE 
 wif -> PINK 
 x1 gazzer x2 -> [x1] [x2] 
 x1 kiki -> [x1] [x1] [x1] [x1] [x1] [x1] 
 u1 tufa -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 