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

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

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