*SUPPORT*
IN: lug OUT: YELLOW
IN: zup OUT: GREEN
IN: tufa fep OUT: PINK BLUE
IN: lug wif OUT: YELLOW YELLOW
IN: fep blicket OUT: BLUE BLUE BLUE
IN: zup fep zup OUT: GREEN BLUE GREEN
IN: lug tufa wif OUT: YELLOW PINK YELLOW PINK
IN: lug dax zup wif OUT: YELLOW GREEN YELLOW GREEN
IN: tufa dax tufa wif OUT: PINK PINK PINK PINK
IN: zup dax fep blicket OUT: GREEN BLUE GREEN BLUE GREEN BLUE
IN: lug dax zup OUT: YELLOW GREEN
IN: zup dax tufa wif wif OUT: GREEN PINK GREEN PINK GREEN PINK GREEN PINK
IN: zup tufa wif OUT: GREEN PINK GREEN PINK
IN: tufa dax tufa OUT: PINK PINK

*QUERY*
IN: tufa dax fep OUT: PINK BLUE
IN: tufa blicket OUT: PINK PINK PINK
IN: zup lug wif OUT: GREEN YELLOW GREEN YELLOW
IN: lug dax lug OUT: YELLOW YELLOW
IN: fep dax zup wif OUT: BLUE GREEN BLUE GREEN
IN: fep OUT: BLUE
IN: fep dax lug OUT: BLUE YELLOW
IN: lug zup dax zup wif OUT: YELLOW GREEN GREEN YELLOW GREEN GREEN
IN: tufa OUT: PINK
IN: lug dax tufa OUT: YELLOW PINK

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