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

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

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