diff --git a/semag/fld/index.html b/semag/fld/index.html
new file mode 100644
index 00000000..6e458a3a
--- /dev/null
+++ b/semag/fld/index.html
@@ -0,0 +1,537 @@
+<div class="ctn">
+  <canvas id="c" width="360px" height="640px"></canvas>
+  <div id="scoreboard">0</div>
+  <div id="start-screen">
+    <div id="ctrl-ctn">
+      <div id="up" class="ctrl-btn">↑</div>
+      <div id="space" class="ctrl-btn">SPACE</div>
+      <div id="tap" class="ctrl-btn">TAP</div>
+    </div>
+  </div>
+  <div id="gameover-screen">
+    <div id="gameover">GAME OVER</div>
+    <div id="replay">REPLAY</div>
+  </div>
+</div>
+<style>
+  body {
+  width: 100%;
+  height: 100%;
+  margin: 0;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-family: Helvetica, sans-serif;
+  overflow-x: hidden;
+}
+
+canvas {
+  position: absolute;
+}
+
+.ctn {
+  position: relative;
+  width: 360px;
+  height: 640px;
+}
+
+#scoreboard {
+  position: absolute;
+  top: 540px;
+  width: 360px;
+  text-align: center;
+  font-size: 50px;
+  color: #333333;
+}
+
+#start-screen {
+  position: absolute;
+  top: 20px;
+}
+
+#gameover-screen {
+  visibility: hidden;
+  position: absolute;
+  width: 360px;
+  height: 640px;
+  opacity: 0;
+  transition: opacity 1s;
+  text-align: center;
+}
+
+#gameover {
+  width: 280px;
+  background-color: #333333;
+  color: #ffffff;
+  padding: 10px 20px;
+  font-size: 40px;
+  letter-spacing: 4px;
+  margin: auto;
+  margin-top: 200px;
+}
+
+#replay {
+  width: 100px;
+  background-color: #333333;
+  color: #ffffff;
+  padding: 10px 20px;
+  font-size: 20px;
+  letter-spacing: 4px;
+  transition: background-color 1s;
+  margin: 100px auto;
+}
+
+#replay:hover {
+  background-color: #ffffff;
+  color: #333333;
+  cursor: pointer;
+}
+
+#ctrl-ctn {
+  position: absolute;
+  top: 300px;
+  left: 80px;
+  opacity: 1;
+  transition: opacity 1s;
+}
+
+.ctrl-btn {
+  background-color: #333333;
+  color: #ffffff;
+  text-align: center;
+  font-size: 18px;
+  padding: 8px 16px;
+  margin: 10px;
+}
+
+</style>
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+                xmlns:dc="http://purl.org/dc/elements/1.1/">
+                <g stroke-linecap="round">
+                    <ellipse id="body" stroke-linejoin="round" style="color-rendering:auto;color:#000000;isolation:auto;mix-blend-mode:normal;shape-rendering:auto;solid-color:#000000;image-rendering:auto"
+                        rx="27.792" ry="14.864" stroke="#333333" transform="matrix(.97502 -.22210 .30061 .95375 0 0)" cy="46.239"
+                        cx="16.016" stroke-width="4.0066" fill="#d38d5f" />
+                    <g id="head" transform="matrix(.5 0 0 .5 .011191 -.016144)">
+                        <path id="path6767-3" stroke-linejoin="round" style="color-rendering:auto;color:#000000;isolation:auto;mix-blend-mode:normal;shape-rendering:auto;solid-color:#000000;image-rendering:auto"
+                            d="m196.03 86.922s-61.739-3.1063-75.355-6.8143c-14.08-3.835-25.527-11.615-25.527-25.941 0-13.335-15.956-50.135-15.956-50.135s30.525 17.767 41.481 24.195c11.784 6.9142 75.355 44.369 75.355 58.695z"
+                            stroke="#333333" stroke-width="8" fill="#d38d5f" />
+                        <ellipse id="eye" stroke-linejoin="round" style="color-rendering:auto;color:#000000;isolation:auto;mix-blend-mode:normal;shape-rendering:auto;solid-color:#000000;image-rendering:auto"
+                            rx="5.8902" ry="5.9862" stroke="#ffffff" cy="45.876" cx="120.32" stroke-width="5" fill="#333333" />
+                        <path id="mouth" d="m194.28 84.826c-23.83-4.875-43.57-11.271-63.81-23.461" fill-rule="evenodd"
+                            stroke="#333333" stroke-width="5" fill="#d38d5f" />
+                    </g>
+                    <path id="wing-bot" stroke-linejoin="round" d="m10.252 43.445c8.7795 5.151 8.41 14.523 8.41 14.523 15.09 0 27.976-12.688 24.439-24.475l0.0005-0.0005"
+                        fill-rule="evenodd" stroke="#333333" stroke-width="4" fill="#d38d5f">
+                    </path>
+                </g>
+            </svg>
+        `;
+
+var bg = new Image();
+bg.src = "data:image/svg+xml," + encodeURIComponent(bgSVG);
+
+var fg = new Image();
+fg.src = "data:image/svg+xml," + encodeURIComponent(fgSVG);
+
+var dinoGlide = new Image();
+dinoGlide.src = "data:image/svg+xml," + encodeURIComponent(sprite1);
+
+var dinoFlap = new Image();
+dinoFlap.src = "data:image/svg+xml," + encodeURIComponent(sprite2);
+
+var topBone = new Image();
+topBone.src = "data:image/svg+xml," + encodeURIComponent(topBoneSVG);
+
+var botBone = new Image();
+botBone.src = "data:image/svg+xml," + encodeURIComponent(botBoneSVG);
+
+var canvas = document.getElementById("c");
+var ctx = canvas.getContext("2d");
+
+var hitboxWidth = 60;
+var hitboxHeight = 15;
+
+var spriteOffset_X = -10;
+var spriteOffset_Y = -25;
+
+var fgPos_X = 0;
+
+var dinoPos_X = 100;
+var dinoPos_Y = 250;
+var dinoAngle = 0;
+var dinoState = dinoGlide;
+
+var minBoneHeight = -330;
+var maxBoneHeight = -160;
+
+var scrollSpeed = -3;
+var gravity = 0.3;
+var lift = -8;
+var velocity = 0;
+
+var start = false;
+var gameOver = false;
+var score = 0;
+
+var bonePtr = 0;
+var boneStart = 400;
+var flyGap = 180;
+var boneGap = 280;
+var bones = [
+  { x: boneStart, y: getRandomHeight(minBoneHeight, maxBoneHeight) },
+  { x: boneStart + boneGap, y: getRandomHeight(minBoneHeight, maxBoneHeight) },
+  {
+    x: boneStart + 2 * boneGap,
+    y: getRandomHeight(minBoneHeight, maxBoneHeight)
+  }
+];
+
+function getRandomHeight(min, max) {
+  return Math.floor(Math.random() * (max - min) + min);
+}
+
+function playerInput() {
+  if (!start) {
+    start = true;
+    velocity = lift;
+    dinoAngle = -20;
+    document.getElementById("ctrl-ctn").style.opacity = 0;
+  } else {
+    if (!gameOver) {
+      velocity = lift;
+      dinoAngle = -20;
+    }
+  }
+}
+
+function checkCollision() {
+  // set upper bound
+  if (dinoPos_Y <= -hitboxHeight) {
+    velocity = 0;
+  }
+
+  // dino hit the ground
+  if (dinoPos_Y + hitboxHeight >= canvas.height - fg.height) {
+    velocity = 0;
+    dinoPos_Y = canvas.height - fg.height - hitboxHeight;
+    setGameOver();
+  }
+
+  // dino hit bone
+  if (
+    dinoPos_X + hitboxWidth >= bones[bonePtr].x &&
+    dinoPos_X < bones[bonePtr].x + topBone.width &&
+    (dinoPos_Y <= bones[bonePtr].y + topBone.height ||
+      dinoPos_Y + hitboxHeight >= bones[bonePtr].y + topBone.height + flyGap)
+  ) {
+    setGameOver();
+  }
+}
+
+function replay() {
+  start = false;
+  gameOver = false;
+
+  score = 0;
+  velocity = 0;
+
+  dinoPos_X = 100;
+  dinoPos_Y = 250;
+  dinoAngle = 0;
+  dinoState = dinoGlide;
+
+  bonePtr = 0;
+  bones = [
+    { x: boneStart, y: getRandomHeight(minBoneHeight, maxBoneHeight) },
+    {
+      x: boneStart + boneGap,
+      y: getRandomHeight(minBoneHeight, maxBoneHeight)
+    },
+    {
+      x: boneStart + 2 * boneGap,
+      y: getRandomHeight(minBoneHeight, maxBoneHeight)
+    }
+  ];
+
+  document.getElementById("ctrl-ctn").style.opacity = 1;
+
+  document.getElementById("gameover-screen").style.visibility = "hidden";
+  document.getElementById("gameover-screen").style.opacity = 0;
+}
+
+function setGameOver() {
+  gameOver = true;
+  document.getElementById("gameover-screen").style.visibility = "visible";
+  document.getElementById("gameover-screen").style.opacity = 1;
+}
+
+function update() {
+  // foreground scroll
+  if (!gameOver) {
+    fgPos_X += scrollSpeed;
+
+    if (fgPos_X <= -canvas.width) {
+      fgPos_X = 0;
+    }
+  }
+
+  // game started
+  if (start) {
+    velocity += gravity;
+    dinoPos_Y += velocity;
+
+    // if velocity is negative show dino flap sprite else show dino falling
+    if (velocity < 0) {
+      dinoState = dinoFlap;
+    } else {
+      dinoState = dinoGlide;
+      dinoAngle = Math.min(dinoAngle + 2, 90);
+    }
+
+    checkCollision();
+
+    if (!gameOver) {
+      for (var i = 0; i < bones.length; i++) {
+        // scroll bones across screen
+        bones[i].x += scrollSpeed;
+
+        // reassign bone object XY after it leaves screen
+        if (bones[i].x <= -topBone.width) {
+          if (i == 0) {
+            bones[0].x = bones[bones.length - 1].x + boneGap;
+          } else {
+            bones[i].x = bones[i - 1].x + boneGap;
+          }
+
+          bones[i].y = getRandomHeight(minBoneHeight, maxBoneHeight);
+        }
+      }
+
+      // if dino passed through the bone increase score
+      if (dinoPos_X >= bones[bonePtr].x + topBone.width) {
+        score++;
+
+        if (bonePtr == 2) {
+          bonePtr = 0;
+        } else {
+          bonePtr++;
+        }
+      }
+    }
+  }
+  render();
+}
+
+function render() {
+  document.getElementById("scoreboard").innerHTML = score;
+
+  ctx.drawImage(bg, 0, 0);
+
+  for (var i = 0; i < bones.length; i++) {
+    ctx.drawImage(topBone, bones[i].x, bones[i].y);
+    ctx.drawImage(botBone, bones[i].x, bones[i].y + topBone.height + flyGap);
+  }
+
+  ctx.save();
+  ctx.translate(
+    dinoPos_X + hitboxWidth / 2 + spriteOffset_X,
+    dinoPos_Y + hitboxHeight / 2
+  );
+  ctx.rotate(dinoAngle * Math.PI / 180);
+  ctx.drawImage(
+    dinoState,
+    -hitboxWidth / 2,
+    -hitboxHeight / 2 + spriteOffset_Y
+  );
+  ctx.restore();
+
+  // Show hitbox
+  // ctx.fillStyle = "#ff00ff";
+  // ctx.fillRect(dinoPos_X, dinoPos_Y, hitboxWidth, hitboxHeight);
+
+  ctx.drawImage(fg, fgPos_X, canvas.height - fg.height);
+  ctx.drawImage(fg, fgPos_X + fg.width, canvas.height - fg.height);
+
+  window.requestAnimationFrame(update);
+}
+
+document.addEventListener("keydown", function(e) {
+  var char = e.which || e.keyCode;
+  if (char == 32 || char == 38) {
+    e.preventDefault();
+    playerInput();
+  }
+});
+
+document.addEventListener("touchstart", function() {
+  playerInput();
+});
+
+document.getElementById("replay").addEventListener("click", function() {
+  replay();
+});
+
+update();
+
+</script>
\ No newline at end of file