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

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

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