*SUPPORT*
IN: fep OUT: BLUE
IN: wif tufa fep OUT: BLUE BLUE BLUE PINK
IN: lug wif OUT: RED PINK
IN: lug lug tufa fep OUT: RED BLUE BLUE BLUE RED
IN: gazzer tufa lug OUT: RED RED RED YELLOW
IN: gazzer fep OUT: YELLOW BLUE
IN: fep tufa fep OUT: BLUE BLUE BLUE BLUE
IN: gazzer OUT: YELLOW
IN: wif lug tufa wif OUT: PINK PINK PINK PINK RED
IN: gazzer kiki wif OUT: PINK PINK PINK YELLOW
IN: wif OUT: PINK
IN: lug blicket OUT: RED RED
IN: gazzer wif OUT: YELLOW PINK
IN: gazzer tufa fep OUT: BLUE BLUE BLUE YELLOW

*QUERY*
IN: lug tufa fep OUT: BLUE BLUE BLUE RED
IN: wif tufa lug OUT: RED RED RED PINK
IN: fep tufa lug OUT: RED RED RED BLUE
IN: wif kiki wif blicket OUT: PINK PINK PINK PINK PINK PINK PINK PINK
IN: lug tufa gazzer OUT: YELLOW YELLOW YELLOW RED
IN: wif gazzer kiki wif OUT: PINK PINK PINK PINK YELLOW
IN: wif lug OUT: PINK RED
IN: lug OUT: RED
IN: fep fep tufa fep OUT: BLUE BLUE BLUE BLUE BLUE
IN: lug tufa wif blicket OUT: PINK PINK PINK RED PINK PINK PINK RED

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