*SUPPORT*
IN: zup OUT: PINK
IN: dax OUT: YELLOW
IN: wif kiki OUT: BLUE BLUE
IN: dax dax OUT: YELLOW YELLOW
IN: wif OUT: BLUE
IN: dax tufa gazzer wif tufa OUT: YELLOW GREEN BLUE GREEN GREEN
IN: dax lug OUT: YELLOW YELLOW
IN: zup gazzer wif kiki OUT: PINK BLUE BLUE PINK
IN: tufa tufa kiki OUT: GREEN GREEN GREEN
IN: dax zup kiki OUT: YELLOW PINK PINK
IN: tufa OUT: GREEN
IN: dax zup tufa lug OUT: YELLOW PINK GREEN YELLOW PINK GREEN
IN: tufa gazzer tufa OUT: GREEN GREEN GREEN
IN: tufa gazzer dax zup dax gazzer wif zup OUT: GREEN YELLOW PINK YELLOW BLUE PINK YELLOW GREEN

*QUERY*
IN: wif gazzer zup OUT: BLUE PINK BLUE
IN: dax kiki OUT: YELLOW YELLOW
IN: zup kiki OUT: PINK PINK
IN: dax gazzer wif lug OUT: YELLOW BLUE YELLOW YELLOW BLUE YELLOW
IN: wif gazzer tufa kiki OUT: BLUE GREEN GREEN BLUE
IN: tufa gazzer wif kiki lug OUT: GREEN BLUE BLUE GREEN GREEN BLUE BLUE GREEN
IN: tufa kiki lug lug OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: zup zup kiki OUT: PINK PINK PINK
IN: dax gazzer dax gazzer dax zup kiki OUT: YELLOW YELLOW YELLOW PINK PINK YELLOW YELLOW
IN: dax gazzer dax kiki OUT: YELLOW YELLOW YELLOW YELLOW

*GRAMMAR*
tufa -> GREEN 
 wif -> BLUE 
 dax -> YELLOW 
 zup -> PINK 
 u1 kiki -> [u1] [u1] 
 x1 lug -> [x1] [x1] 
 u1 gazzer x1 -> [u1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 