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

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

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