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

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

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