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

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

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