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

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

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