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

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

*GRAMMAR*
wif -> RED 
 tufa -> PURPLE 
 fep -> BLUE 
 zup -> GREEN 
 u1 lug -> [u1] [u1] 
 x1 blicket x2 -> [x1] [x2] 
 u1 gazzer x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 