U+2191 U+25B4 U+25B2
# U+2191:   UPWARDS ARROW
# U+25B4:   BLACK UP-POINTING SMALL TRIANGLE
# U+25B2:   BLACK UP-POINTING TRIANGLE
U+2193 U+25BE U+25BC
# U+2193:   DOWNWARDS ARROW
# U+25BE:   BLACK DOWN-POINTING SMALL TRIANGLE
# U+25BC:   BLACK DOWN-POINTING TRIANGLE
U+2190 U+25C2 U+25C0
# U+2190:   LEFTWARDS ARROW
# U+25C2:   BLACK LEFT-POINTING SMALL TRIANGLE
# U+25C0:   BLACK LEFT-POINTING TRIANGLE
U+2192 U+25B8 U+25B6
# U+2192:   RIGHTWARDS ARROW
# U+25B8:   BLACK RIGHT-POINTING SMALL TRIANGLE
# U+25B6:   BLACK RIGHT-POINTING TRIANGLE