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

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

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