*SUPPORT*
IN: gazzer OUT: PINK
IN: tufa fep wif OUT: BLUE RED
IN: wif wif wif OUT: BLUE BLUE BLUE
IN: tufa lug fep wif OUT: RED BLUE GREEN
IN: tufa wif lug gazzer fep tufa OUT: RED BLUE GREEN RED PINK
IN: tufa fep lug OUT: GREEN RED
IN: wif fep wif OUT: BLUE BLUE
IN: wif zup OUT: BLUE BLUE
IN: gazzer zup OUT: PINK PINK
IN: tufa OUT: RED
IN: lug gazzer blicket OUT: GREEN PINK PINK
IN: gazzer blicket OUT: PINK PINK
IN: gazzer fep tufa OUT: RED PINK
IN: wif blicket OUT: BLUE BLUE

*QUERY*
IN: tufa fep tufa OUT: RED RED
IN: gazzer gazzer OUT: PINK PINK
IN: lug zup OUT: GREEN GREEN
IN: gazzer fep wif OUT: BLUE PINK
IN: wif fep gazzer OUT: PINK BLUE
IN: wif wif zup OUT: BLUE BLUE BLUE
IN: wif tufa OUT: BLUE RED
IN: tufa zup OUT: RED RED
IN: wif wif blicket OUT: BLUE BLUE BLUE
IN: tufa blicket OUT: RED RED

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