A mat may be laid.Logical formLearned from2 sentences. Mats can be at a bottom.Logical formLearned from2 sentences. Flat can be on a mat.Logical formLearned from2 sentences. Shoulders can be against a mat.Logical formLearned from2 sentences. A mat can be constituted-of-or-filled-with brambles.Logical formLearned from2 sentences. A (mat advantage) can be unfair.Logical formLearned from2 sentences. Mats can be on a bottom of rivers.Logical formLearned from2 sentences. A referee may stand at a center of a mat.Logical formLearned from2 sentences. A judge may sit at a side of a mat.Logical formLearned from2 sentences. A mat may result in a win.Logical formLearned from2 sentences. A mat can be reinforced.Logical formLearned from2 sentences. A side can be at a center of a mat.Logical formLearned from2 sentences. A mat may be assigned to a color.Logical formLearned from2 sentences. A color of a (protection area) can be different from a color of a mat.Logical formLearned from2 sentences. A mat may lie on a podium.Logical formLearned from2 sentences.