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

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

*GRAMMAR*
fep -> RED 
 wif -> BLUE 
 blicket -> GREEN 
 tufa -> PURPLE 
 u1 zup -> [u1] [u1] 
 u1 lug u2 -> [u1] [u2] 
 x1 kiki x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 